Practice Test SHM with Answers

Size: px
Start display at page:

Download "Practice Test SHM with Answers"

Transcription

1 Practice Test SHM with Answers MPC 1) If we double the frequency of a system undergoing simple harmonic motion, which of the following statements about that system are true? (There could be more than one correct choice.) A) The period is doubled. B) The angular frequency is doubled. C) The amplitude is doubled. D) The period is reduced to one-half of what it was. E) The angular frequency is reduced to one-half of what it was., D 2) The figure shows a graph of the position x as a function of time t for a system undergoing simple harmonic motion. Which one of the following graphs represents the velocity of this system as a function of time? A) graph a B) graph b C) graph c D) graph d 3) In simple harmonic motion, when is the magnitude of the acceleration the greatest? (There could be more than one correct choice.) A) when the speed is a maximum B) when the displacement is a zero 1

2 C) when the magnitude of the displacement is a maximum D) when the potential energy is a maximum E) when the kinetic energy is a minimum, D, E 4) An object attached to an ideal spring executes simple harmonic motion. If you want to double its total energy, you could A) double the amplitude of vibration. B) double the force constant (spring constant) of the spring. C) double both the amplitude and force constant (spring constant). D) double the mass. E) double both the mass and amplitude of vibration. 5) A mass on a spring undergoes SHM. When the mass passes through the equilibrium position, which of the following statements about it are true? (There could be more than one correct choice.) A) Its acceleration is zero. B) Its speed is zero. C) Its elastic potential energy is zero. D) Its kinetic energy is a maximum. E) Its total mechanical energy is zero., C, D 6) An object is attached to a vertical spring and bobs up and down between points A and B. Where is the object located when its kinetic energy is a minimum? A) at either A or B B) midway between A and B C) one-third of the way between A and B D) one-fourth of the way between A and B E) at none of the above points 7) An object is attached to a vertical spring and bobs up and down between points A and B. Where is the object located when its elastic potential energy is a minimum? A) at either A or B B) midway between A and B C) one-third of the way between A and B D) one-fourth of the way between A and B E) at none of the above points 8) Two simple pendulums, A and B, are each 3.0 m long, and the period of pendulum A is T. Pendulum A is twice as heavy as pendulum B. What is the period of pendulum B? A) T/ B) T C) T 2

3 D) 2T E) T/2 9) Identical balls oscillate with the same period T on Earth. Ball A is attached to an ideal spring and ball B swings back and forth to form a simple pendulum. These systems are now taken to the Moon, where g = 1.6 m/s2, and set into oscillation. Which of the following statements about these systems are true? (There could be more than one correct choice.) A) Both systems will have the same period on the Moon as on Earth. B) On the Moon, ball A will take longer to complete one cycle than ball B. C) On the Moon, ball B will take longer to complete one cycle than ball A. D) On the Moon, ball A will execute more vibrations each minute than ball B. E) On the Moon, ball B will execute more vibrations each minute than ball A., D 10) Grandfather clocks are designed so they can be adjusted by moving the weight at the bottom of the pendulum up or down. Suppose you have a grandfather clock at home that runs fast. Which of the following adjustments of the weight would make it more accurate? (There could be more than one correct choice.) A) Raise the weight. B) Lower the weight. C) Add more mass to the weight. D) Remove some mass from the weight. E) Decrease the amplitude of swing by a small amount. 11) A pendulum of length L is suspended from the ceiling of an elevator. When the elevator is at rest the period of the pendulum is T. How does the period of the pendulum change when the elevator moves downward with constant acceleration? A) The period does not change. B) The period increases. C) The period decreases. D) The period becomes zero. E) The period increases if the upward acceleration is more than g/2 but decreases if the upward acceleration is less than g/2. 12) A pendulum of length L is suspended from the ceiling of an elevator. When the elevator is at rest the period of the pendulum is T. How would the period of the pendulum change if the supporting chain were to break, putting the elevator into freefall? A) The period does not change. B) The period increases slightly. C) The period decreases slightly. D) The period becomes zero. E) The period becomes infinite because the pendulum would not swing. Answer: E 3

4 13) A simple pendulum and a mass oscillating on an ideal spring both have period T in an elevator at rest. If the elevator now moves downward at a uniform 2 m/s, what is true about the periods of these two systems? A) Both periods would remain the same. B) Both periods would increase. C) Both periods would decrease. D) The period of the pendulum would increase but the period of the spring would stay the same. E) The period of the pendulum would decrease but the period of the spring would stay the same. 14) A leaky faucet drips 40 times in What is the frequency of the dripping? A) 1.3 Hz B) 0.75 Hz C) 1.6 Hz D) 0.63 Hz 15) If your heart is beating at 76.0 beats per minute, what is the frequency of your heart's oscillations in hertz? A) 4560 Hz B) 1450 Hz C) 3.98 Hz D) 2.54 Hz E) 1.27 Hz Answer: E 16) If the frequency of a system undergoing simple harmonic motion doubles, by what factor does the maximum value of acceleration change? A) 4 B) 2 C) D) 2/π 17) The position of an air-track cart that is oscillating on a spring is given by the equation x = (12.4 cm) cos[(6.35 s-1)t]. At what value of t after t = 0.00 s is the cart first located at x = 8.47 cm? A) 4.34 s B) s C) s D) 7.39 s E) 7.75 s 18) An object is oscillating on a spring with a period of 4.60 s. At time t = 0.00 s the object has zero speed and is at x = 8.30 cm. What is the acceleration of the object at t = 2.50 s? 4

5 A) 1.33 cm/s2 B) cm/s2 C) 11.5 cm/s2 D) 14.9 cm/s2 E) 0.00 cm/s2 Answer: D 19) If the amplitude of the motion of a simple harmonic oscillator is doubled, by what factor does the maximum speed of the oscillator change? A) 2 B) 4 C) It does not change. D) 1/2 E) 1/4 20) A kg stone is attached to an ideal spring and undergoes simple harmonic oscillations with a period of s. What is the force constant (spring constant) of the spring? A) 2.45 N/m B) 12.1 N/m C) 24.1 N/m D) N/m E) N/m 21) When a kg package is attached to a vertical spring and lowered slowly, the spring stretches 12.0 cm. The package is now displaced from its equilibrium position and undergoes simple harmonic oscillations when released. What is the period of the oscillations? A) s B) s C) s D) s E) 1.44 s 22) A 0.39-kg block on a horizontal frictionless surface is attached to an ideal spring whose force constant (spring constant) is The block is pulled from its equilibrium position at x = m to a displacement x = m and is released from rest. The block then executes simple harmonic motion along the horizontal x-axis. When the position of the block is its kinetic energy is closest to A) 0.90 J. B) 0.84 J. C) 0.95 J. D) 1.0 J. E) 1.1 J. 5

6 23) How much mass should be attached to a vertical ideal spring having a spring constant (force constant) of 39.5 N/m so that it will oscillate at 1.00 Hz? A) 39.5 kg B) 2.00 kg C) 1.00 kg D) 1.56 kg E) 6.29 kg 24) A 0.50-kg object is attached to an ideal spring of spring constant (force constant) 20 N/m along a horizontal, frictionless surface. The object oscillates in simple harmonic motion and has a speed of 1.5 m/s at the equilibrium position. At what distance from the equilibrium position are the kinetic energy and potential energy of the system the same? A) m B) m C) 0.12 m D) 0.17 m Answer: D 25) A ball vibrates back and forth from the free end of an ideal spring having a force constant (spring constant) of 20 N/m. If the amplitude of this motion is 0.30 m, what is the kinetic energy of the ball when it is 0.30 m from its equilibrium position? A) 0.00 J B) 0.22 J C) 0.45 J D) 0.90 J E) 1.4 J 26) A 34-kg child on an 18-kg swing set swings back and forth through small angles. If the length of the very light supporting cables for the swing is how long does it take for each complete back-and-forth swing? Assume that the child and swing set are very small compared to the length of the cables. A) 4.4 s B) 4.8 s C) 5.3 s D) 5.7 s 27) On the Moon, the acceleration of gravity is g/6. If a pendulum has a period T on Earth, what will its period be on the Moon? A) T B) T/ C) T/6 D) 6T E) T/3 6

7 28) A simple pendulum having a bob of mass M has a period T. If you double M but change nothing else, what would be the new period? A) 2T B) T C) T D) T/ E) T/2 29) A simple pendulum takes 2.00 s to make one compete swing. If we now triple the length, how long will it take for one complete swing? A) 6.00 s B) 3.46 s C) 2.00 s D) 1.15 s E) s 30) An astronaut has landed on Planet N-40 and conducts an experiment to determine the acceleration due to gravity on that planet. She uses a simple pendulum that is m long and measures that 10 complete oscillations 26.0 s. What is the acceleration of gravity on Planet N- 40? A) 4.85 m/s2 B) 1.66 m/s2 C) 3.74 m/s2 D) 2.39 m/s2 E) 9.81 m/s2 Free response 1) If a floating log is seen to bob up and down 15 times in 1.0 min as waves pass by you, what are the frequency and period of the wave? Answer: 0.25 Hz, 4.0 s 2) A sewing machine needle moves in simple harmonic motion with a frequency of 2.5 Hz and an amplitude of 1.27 cm. (a) How long does it take the tip of the needle to move from the highest point to the lowest point in its travel? (b) How long does it take the needle tip to travel a total distance of cm? Answer: (a) 0.20 s (b) 0.90 s 3) A point on the string of a violin moves up and down in simple harmonic motion with an amplitude of 1.24 mm and a frequency of 875 Hz. 7

8 (a) What is the maximum speed of that point in SI units? (b) What is the maximum acceleration of the point in SI units? Answer: (a) 6.82 m/s (b) m/s2 4) A ball is oscillating on an ideal spring with an amplitude of 8.3 cm and a period of 4.6 s. Write an expression for its position, x, as a function of time t, if x is equal to 8.3 cm at t = 0.0 s. Use the cosine function. Answer: x = (8.3 cm) cos[2πt/(4.6 s)] or x = (8.3 cm) cos[(1.4 s-1)t] 5) An object oscillates such that its position x as a function of time t obeys the equation x = (0.222 m) sin(314 s-1 t), where t is in seconds. (a) In one period, what total distance does the object move? (b) What is the frequency of the motion? (c) What is the position of the object when t = 1.00 s? Answer: (a) m (b) 50.0 Hz (c) m 6) When a laboratory sample of unknown mass is placed on a vertical spring-scale having a force constant (spring constant) of 467 N/m, the system obeys the equation y = (4.4 cm) cos(33.3 s-1 t). What is the mass of this laboratory sample? Answer: kg 7) An object of mass 6.8 kg is attached to an ideal spring of force constant (spring constant) 1720 N/m. The object is set into simple harmonic motion, with an initial velocity of and an initial displacement of Calculate the maximum speed the object raches during its motion. Answer: 4.5 m/s 8) A 0.50-kg box is attached to an ideal spring of force constant (spring constant) 20 N/m on a horizontal, frictionless floor. The box oscillates in simple harmonic motion and has a speed of 1.5 m/s at the equilibrium position. (a) What is the amplitude of vibration? (b) At what distance from the equilibrium position are the kinetic energy and the potential energy the same? Answer: (a) 0.24 m (b) 0.17 m 9) A 0.50-kg object is attached to an ideal spring of spring constant (force constant) 20 N/m along a horizontal, frictionless surface. The object oscillates in simple harmonic motion and has a speed of 1.5 m/s at the equilibrium position. What are (a) the total energy and (b) the amplitude of vibration of the system? Answer: (a) 0.56 J (b) 0.24 m 10) As shown in the figure, a 0.23-kg ball is suspended from a string 6.87 m long and is pulled slightly to the left. As the ball swings through the lowest part of its motion it encounters a spring attached to the wall. The spring pushes against the ball and eventually the ball is returned to its original starting position. Find the time for one complete cycle of this motion if the spring constant (force constant) is (Assume that once the pendulum ball hits the spring there is 8

9 no effect due to the vertical movement of the ball.) Answer: 3.0 s 9

AP Physics C. Oscillations/SHM Review Packet

AP Physics C. Oscillations/SHM Review Packet AP Physics C Oscillations/SHM Review Packet 1. A 0.5 kg mass on a spring has a displacement as a function of time given by the equation x(t) = 0.8Cos(πt). Find the following: a. The time for one complete

More information

Chapter 1. Oscillations. Oscillations

Chapter 1. Oscillations. Oscillations Oscillations 1. A mass m hanging on a spring with a spring constant k has simple harmonic motion with a period T. If the mass is doubled to 2m, the period of oscillation A) increases by a factor of 2.

More information

Simple Harmonic Motion

Simple Harmonic Motion Simple Harmonic Motion Restating Hooke s law The equation of motion Phase, frequency, amplitude Simple Pendulum Damped and Forced oscillations Resonance Harmonic Motion A lot of motion in the real world

More information

第 1 頁, 共 6 頁 Chap15 1. Test Bank, Question 23 The displacement of an object oscillating on a spring is given by x(t) = x m cos( t + ). If the initial displacement is zero and the initial velocity is in

More information

226 Chapter 15: OSCILLATIONS

226 Chapter 15: OSCILLATIONS Chapter 15: OSCILLATIONS 1. In simple harmonic motion, the restoring force must be proportional to the: A. amplitude B. frequency C. velocity D. displacement E. displacement squared 2. An oscillatory motion

More information

9. The kinetic energy of the moving object is (1) 5 J (3) 15 J (2) 10 J (4) 50 J

9. The kinetic energy of the moving object is (1) 5 J (3) 15 J (2) 10 J (4) 50 J 1. If the kinetic energy of an object is 16 joules when its speed is 4.0 meters per second, then the mass of the objects is (1) 0.5 kg (3) 8.0 kg (2) 2.0 kg (4) 19.6 kg Base your answers to questions 9

More information

Center of Mass/Momentum

Center of Mass/Momentum Center of Mass/Momentum 1. 2. An L-shaped piece, represented by the shaded area on the figure, is cut from a metal plate of uniform thickness. The point that corresponds to the center of mass of the L-shaped

More information

SPH4U1 - Energy Problems Set 1

SPH4U1 - Energy Problems Set 1 1 Conceptual Questions 1. You have two springs that are identical except that spring 1 is stiffer than spring 2. On which spring is more work done (a) if they are stretched using the same force, (b) if

More information

Physics Chapter 12--Vibrations and Waves Study Guide

Physics Chapter 12--Vibrations and Waves Study Guide Physics Chapter 12--Vibrations and Waves Study Guide Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Tripling the displacement from equilibrium of an object

More information

1) The time for one cycle of a periodic process is called the A) wavelength. B) period. C) frequency. D) amplitude.

1) The time for one cycle of a periodic process is called the A) wavelength. B) period. C) frequency. D) amplitude. practice wave test.. Name Use the text to make use of any equations you might need (e.g., to determine the velocity of waves in a given material) MULTIPLE CHOICE. Choose the one alternative that best completes

More information

Simple Harmonic Motion Concepts

Simple Harmonic Motion Concepts Simple Harmonic Motion Concepts INTRODUCTION Have you ever wondered why a grandfather clock keeps accurate time? The motion of the pendulum is a particular kind of repetitive or periodic motion called

More information

1 of 10 11/23/2009 6:37 PM

1 of 10 11/23/2009 6:37 PM hapter 14 Homework Due: 9:00am on Thursday November 19 2009 Note: To understand how points are awarded read your instructor's Grading Policy. [Return to Standard Assignment View] Good Vibes: Introduction

More information

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Unit 03 - Work, Energy, Power Multiple Choice Concept Questions Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Two men, Joel and Jerry, push

More information

Advanced Higher Physics: MECHANICS. Simple Harmonic Motion

Advanced Higher Physics: MECHANICS. Simple Harmonic Motion Advanced Higher Physics: MECHANICS Simple Harmonic Motion At the end of this section, you should be able to: Describe examples of simple harmonic motion (SHM). State that in SHM the unbalanced force is

More information

SIMPLE HARMONIC MOTION

SIMPLE HARMONIC MOTION SIMPLE HARMONIC MOTION INTRODUCTION Have you ever wondered why a grandfather clock keeps accurate time? The motion of the pendulum is a particular kind of repetitive or periodic motion called simple harmonic

More information

HOOKE S LAW AND SIMPLE HARMONIC MOTION

HOOKE S LAW AND SIMPLE HARMONIC MOTION HOOKE S LAW AND SIMPLE HARMONIC MOTION Alexander Sapozhnikov, Brooklyn College CUNY, New York, alexs@brooklyn.cuny.edu Objectives Study Hooke s Law and measure the spring constant. Study Simple Harmonic

More information

8 SIMPLE HARMONIC MOTION

8 SIMPLE HARMONIC MOTION 8 SIMPLE HARMONIC MOTION Chapter 8 Simple Harmonic Motion Objectives After studying this chapter you should be able to model oscillations; be able to derive laws to describe oscillations; be able to use

More information

PHY1 Review for Exam 6. Equations V = 2πr / T a c = V 2 /r. W = Fdcosθ PE = mgh KE = ½ mv 2 E = PE + KE

PHY1 Review for Exam 6. Equations V = 2πr / T a c = V 2 /r. W = Fdcosθ PE = mgh KE = ½ mv 2 E = PE + KE Topics 1. Work 2. Energy a. Potential energy b. Kinetic energy c. Conservation of energy 3. Power Constants g = 9.8 m/s 2 Equations V = 2πr / T a c = V 2 /r F = ma F F = µf N W = Fdcosθ PE = mgh KE = ½

More information

Chapter 6: Energy and Oscillations. 1. Which of the following is not an energy unit? A. N m B. Joule C. calorie D. watt E.

Chapter 6: Energy and Oscillations. 1. Which of the following is not an energy unit? A. N m B. Joule C. calorie D. watt E. Chapter 6: Energy and Oscillations 1. Which of the following is not an energy unit? A. N m B. Joule C. calorie D. watt E. kwh 2. Work is not being done on an object unless the A. net force on the object

More information

Practice Exam 3, Chs

Practice Exam 3, Chs Practice Exam 3, Chs. 10-14 Chapter 10 1. A CD has a diameter of 12.0 cm. If the CD is rotating at a constant frequency of 6.00 cycles per second, then the angular velocity is A. 21.5 rad/s B. 26.9 rad/s

More information

S15--AP Phys Q3 SHO-Sound PRACTICE

S15--AP Phys Q3 SHO-Sound PRACTICE Name: Class: Date: ID: A S5--AP Phys Q3 SHO-Sound PRACTICE Multiple Choice Identify the choice that best completes the statement or answers the question.. If you are on a train, how will the pitch of the

More information

Tennessee State University

Tennessee State University Tennessee State University Dept. of Physics & Mathematics PHYS 2010 CF SU 2009 Name 30% Time is 2 hours. Cheating will give you an F-grade. Other instructions will be given in the Hall. MULTIPLE CHOICE.

More information

9) If the velocity versus time graph of an object is a horizontal line, the object is A) moving with zero acceleration.

9) If the velocity versus time graph of an object is a horizontal line, the object is A) moving with zero acceleration. 1) Which of the following quantities has units of a velocity? (There could be more than one correct choice.) A) 40 km southwest B) -120 m/s C) 9.8 m/s2 downward D) 186,000 mi E) 9.8 m/s downward 2) Suppose

More information

Tennessee State University

Tennessee State University Tennessee State University Dept. of Physics & Mathematics PHYS 2110 CF SP 2009 Name 30% Time is 2 hours. Cheating will give you an F-grade. Other instructions will be given in the Hall. MULTIPLE CHOICE.

More information

Kinetic Energy and Work

Kinetic Energy and Work PHYS 101 Previous Exam Problems CHAPTER 7 Kinetic Energy and Work Kinetic energy Work Work-energy theorem Gravitational work Work of spring forces Power 1. A single force acts on a 5.0-kg object in such

More information

1) 0.33 m/s 2. 2) 2 m/s 2. 3) 6 m/s 2. 4) 18 m/s 2 1) 120 J 2) 40 J 3) 30 J 4) 12 J. 1) unchanged. 2) halved. 3) doubled.

1) 0.33 m/s 2. 2) 2 m/s 2. 3) 6 m/s 2. 4) 18 m/s 2 1) 120 J 2) 40 J 3) 30 J 4) 12 J. 1) unchanged. 2) halved. 3) doubled. Base your answers to questions 1 through 5 on the diagram below which represents a 3.0-kilogram mass being moved at a constant speed by a force of 6.0 Newtons. 4. If the surface were frictionless, the

More information

Final Exam Spring 2001 Phy 231 Form 1

Final Exam Spring 2001 Phy 231 Form 1 Final Exam Spring 2001 Phy 231 Form 1 Name: Signature: Relevant physical constants: gravitational acceleration = 9.8 m/s 2. latent heat for ice/water transition = 80 cal/g = 3.33 10 5 J/kg latent heat

More information

B) 40.8 m C) 19.6 m D) None of the other choices is correct. Answer: B

B) 40.8 m C) 19.6 m D) None of the other choices is correct. Answer: B Practice Test 1 1) Abby throws a ball straight up and times it. She sees that the ball goes by the top of a flagpole after 0.60 s and reaches the level of the top of the pole after a total elapsed time

More information

Physics 20 Exam 3 Practice Problems Fall 14

Physics 20 Exam 3 Practice Problems Fall 14 Physics 20 Exam 3 Practice Problems Fall 14 Short Conceptual Questions (2 points each) Circle the best answer. 1. When bringing water to a boil in the mountains, the time needed to reach the boiling point

More information

PHYS 211 FINAL FALL 2004 Form A

PHYS 211 FINAL FALL 2004 Form A 1. Two boys with masses of 40 kg and 60 kg are holding onto either end of a 10 m long massless pole which is initially at rest and floating in still water. They pull themselves along the pole toward each

More information

both double. A. T and v max B. T remains the same and v max doubles. both remain the same. C. T and v max

both double. A. T and v max B. T remains the same and v max doubles. both remain the same. C. T and v max Q13.1 An object on the end of a spring is oscillating in simple harmonic motion. If the amplitude of oscillation is doubled, how does this affect the oscillation period T and the object s maximum speed

More information

Lecture Presentation Chapter 14 Oscillations

Lecture Presentation Chapter 14 Oscillations Lecture Presentation Chapter 14 Oscillations Suggested Videos for Chapter 14 Prelecture Videos Describing Simple Harmonic Motion Details of SHM Damping and Resonance Class Videos Oscillations Basic Oscillation

More information

Chapter 13, example problems: x (cm) 10.0

Chapter 13, example problems: x (cm) 10.0 Chapter 13, example problems: (13.04) Reading Fig. 13-30 (reproduced on the right): (a) Frequency f = 1/ T = 1/ (16s) = 0.0625 Hz. (since the figure shows that T/2 is 8 s.) (b) The amplitude is 10 cm.

More information

3. Springs; Elastic Forces & Energy.notebook

3. Springs; Elastic Forces & Energy.notebook 1. When a mass is placed on a spring with a spring constant of 60.0 newtons per meter, the spring is compressed 0.500 meter. How much energy is stored in the spring? 1. 60.0 J 2. 30.0 J 3. 15.0 J 4. 7.50

More information

Phys 106 Final Exam Practice Questions Spring 2003 NJIT

Phys 106 Final Exam Practice Questions Spring 2003 NJIT Phys 106 Final Exam Practice Questions Spring 2003 NJIT Situation A A 4.0-kg body is freely pivoted about a point 0.15 m from the center of mass. The period of small-amplitude oscillations of this physical

More information

Physics 101: Lecture 20 Elasticity and Oscillations

Physics 101: Lecture 20 Elasticity and Oscillations Exam III Physics 101: Lecture 20 Elasticity and Oscillations Today s lecture will cover Textbook Chapter 10.5-10.10 Tuned mass damper (pendulum) in Taipei 101 Physics 101: Lecture 20, Pg 1 Review Energy

More information

Chapter 13 Oscillations about Equilibrium. Copyright 2010 Pearson Education, Inc.

Chapter 13 Oscillations about Equilibrium. Copyright 2010 Pearson Education, Inc. Chapter 13 Oscillations about Equilibrium Periodic Motion Units of Chapter 13 Simple Harmonic Motion Connections between Uniform Circular Motion and Simple Harmonic Motion The Period of a Mass on a Spring

More information

Work, Energy and Power Practice Test 1

Work, Energy and Power Practice Test 1 Name: ate: 1. How much work is required to lift a 2-kilogram mass to a height of 10 meters?. 5 joules. 20 joules. 100 joules. 200 joules 5. ar and car of equal mass travel up a hill. ar moves up the hill

More information

Zero 3.7 m/s 2, downward 7.4 m/s 2, upward 7.4 m/s 2, downward 3.7 m/s 2, upward

Zero 3.7 m/s 2, downward 7.4 m/s 2, upward 7.4 m/s 2, downward 3.7 m/s 2, upward PracticeExam2 1. A plastic ball in a liquid is acted upon by its weight and by a buoyant force. The weight of the ball is 2.5 N. The buoyant force has a magnitude of 4.4 N and acts vertically upward. At

More information

PRE-LAB FOR CONSERVATION OF ENERGY

PRE-LAB FOR CONSERVATION OF ENERGY Name: Conservation of Energy, p. 1/13 PRE-LAB FOR CONSERVATION OF ENERGY Directions: Read over the lab and answer the following questions. 1. How is gravitational potential energy defined in this lab?.

More information

Example Fsum. (0,0) m

Example Fsum. (0,0) m Example 12.3 y1 (x1,y1) 8m F1 Fsum (0,0) m F2 x1 8m The mass of the Moon is 1/81 of the mass of the Earth. Compared to the gravitational force that the Earth exerts on the Moon, the gravitational force

More information

Simple Harmonic Motion of Springs

Simple Harmonic Motion of Springs PHYS 11L LAB 9 Simple Harmonic Motion of Springs Purpose In this laboratory we will measure the elastic force exerted by a spring and its period of motion when stretched by an attached mass. We will also

More information

AP1 Oscillations. 1. Which of the following statements about a spring-block oscillator in simple harmonic motion about its equilibrium point is false?

AP1 Oscillations. 1. Which of the following statements about a spring-block oscillator in simple harmonic motion about its equilibrium point is false? 1. Which of the following statements about a spring-block oscillator in simple harmonic motion about its equilibrium point is false? (A) The displacement is directly related to the acceleration. (B) The

More information

SIMPLE HARMONIC MOTION. AP/Honors Physics 1 Mr. Velazquez

SIMPLE HARMONIC MOTION. AP/Honors Physics 1 Mr. Velazquez SIMPLE HARMONIC MOTION AP/Honors Physics 1 Mr. Velazquez Periodic Motion Periodic Motion refers to any motion that repeats over and over Beating heart, pendulum, sound waves, etc. One of the key features

More information

SIMPLE HARMONIC MOTION

SIMPLE HARMONIC MOTION SIMPLE HARMONIC MOTION PURPOSE The purpose of this experiment is to investigate one of the fundamental types of motion that exists in nature - simple harmonic motion. The importance of this kind of motion

More information

Physics 1120: Simple Harmonic Motion Solutions

Physics 1120: Simple Harmonic Motion Solutions Questions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Physics 1120: Simple Harmonic Motion Solutions 1. A 1.75 kg particle moves as function of time as follows: x = 4cos(1.33t+π/5) where distance is measured

More information

C B A T 3 T 2 T 1. 1. What is the magnitude of the force T 1? A) 37.5 N B) 75.0 N C) 113 N D) 157 N E) 192 N

C B A T 3 T 2 T 1. 1. What is the magnitude of the force T 1? A) 37.5 N B) 75.0 N C) 113 N D) 157 N E) 192 N Three boxes are connected by massless strings and are resting on a frictionless table. Each box has a mass of 15 kg, and the tension T 1 in the right string is accelerating the boxes to the right at a

More information

Simple Harmonic Motion(SHM) Period and Frequency. Period and Frequency. Cosines and Sines

Simple Harmonic Motion(SHM) Period and Frequency. Period and Frequency. Cosines and Sines Simple Harmonic Motion(SHM) Vibration (oscillation) Equilibrium position position of the natural length of a spring Amplitude maximum displacement Period and Frequency Period (T) Time for one complete

More information

LABORATORY 9. Simple Harmonic Motion

LABORATORY 9. Simple Harmonic Motion LABORATORY 9 Simple Harmonic Motion Purpose In this experiment we will investigate two examples of simple harmonic motion: the mass-spring system and the simple pendulum. For the mass-spring system we

More information

Review Questions #1. Physics Fall 2007

Review Questions #1. Physics Fall 2007 Review Questions #1 Physics 102.002 Fall 2007 Which of these is an accurate statement of Newton's first law? When there is no net force, an object a. at rest remains at rest. b. in motion remains in motion.

More information

Physics 20 Energy Worksheets

Physics 20 Energy Worksheets Worksheet 1: Work = F x d 1) It is often possible to do work in pushing an object without transferring any energy to the object being pushed. What happens to the energy associated with the work done in

More information

Physics 271 FINAL EXAM-SOLUTIONS Friday Dec 23, 2005 Prof. Amitabh Lath

Physics 271 FINAL EXAM-SOLUTIONS Friday Dec 23, 2005 Prof. Amitabh Lath Physics 271 FINAL EXAM-SOLUTIONS Friday Dec 23, 2005 Prof. Amitabh Lath 1. The exam will last from 8:00 am to 11:00 am. Use a # 2 pencil to make entries on the answer sheet. Enter the following id information

More information

AP* Newton s Laws Free Response Questions

AP* Newton s Laws Free Response Questions 1981 Q1 AP* Newton s Laws Free Response Questions A 10-kilogram block is pushed along a rough horizontal surface by a constant horizontal force F as shown above. At time t = 0, the velocity v of the block

More information

PHYS 101-4M, Fall 2005 Exam #3. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

PHYS 101-4M, Fall 2005 Exam #3. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. PHYS 101-4M, Fall 2005 Exam #3 Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A bicycle wheel rotates uniformly through 2.0 revolutions in

More information

1. Newton s Laws of Motion and their Applications Tutorial 1

1. Newton s Laws of Motion and their Applications Tutorial 1 1. Newton s Laws of Motion and their Applications Tutorial 1 1.1 On a planet far, far away, an astronaut picks up a rock. The rock has a mass of 5.00 kg, and on this particular planet its weight is 40.0

More information

Physics Final Exam Free Response Section

Physics Final Exam Free Response Section Physics Final Exam Free Response Section 1. The first 10 meters of a 100-meter dash are covered in 2 seconds by a sprinter who starts from rest and accelerates with a constant acceleration. The remaining

More information

B. the same as that of the lead ball C. less than that of the lead ball D. 9.8 m/s 2 E. zero since it floats in a vacuum

B. the same as that of the lead ball C. less than that of the lead ball D. 9.8 m/s 2 E. zero since it floats in a vacuum ENGPHY1 QUIZ 2 Force Laws of Motion Circular Motion Other Applications of Newton's Laws MULTIPLE CHOICE 1. Acceleration is always in the direction: A. of the displacement B. of the initial velocity C.

More information

Cp physics Test Ch 12 Waves

Cp physics Test Ch 12 Waves Name: Class: _ Date: _ ID: A Cp physics Test Ch 2 Waves Multiple Choice Identify the choice that best completes the statement or answers the question.. A mass attached to a spring vibrates bac and forth.

More information

Keeping time Clocks. Flow past an object. L 21 Vibrations and Sound [1] The earth is shaking. Vortex street behind Selkirk Island in the South Pacific

Keeping time Clocks. Flow past an object. L 21 Vibrations and Sound [1] The earth is shaking. Vortex street behind Selkirk Island in the South Pacific 21 Vibrations and Sound [1] Flow past an object Resonance acoma Narrows Bridge Collapse clocks pendulum springs harmonic motion mechanical waves sound waves musical instruments November 7, 1940 wind object

More information

PHY2048, Fall 2016, Final Exam Review Packet

PHY2048, Fall 2016, Final Exam Review Packet PHY2048, Fall 2016, Final Exam Review Packet 1. A monkey of 10.0 kg starts from rest to climb a rope to reach a banana at a height of 5.0 meters above him. The rope will snap if its tension exceeds 110

More information

PSI AP Physics I Dynamics

PSI AP Physics I Dynamics PSI AP Physics I Dynamics Multiple-Choice questions 1. After firing a cannon ball, the cannon moves in the opposite direction from the ball. This an example of: A. Newton s First Law B. Newton s Second

More information

Quest Chapter 25. Refer to question 1 for the rest of the hint. T pendulum = 2π sqrt(l/a g )

Quest Chapter 25. Refer to question 1 for the rest of the hint. T pendulum = 2π sqrt(l/a g ) 1 (part 1 of 2) Jim and Gina are swinging on adjacent, equal length swings at the school playground. Jim weights about twice as much as Gina Who, if either, will take less time to swing back and forth?

More information

The distributed compendium must be returned at the end of the exam. Please do not write in it.

The distributed compendium must be returned at the end of the exam. Please do not write in it. INSTRUCTIONS: Write your NAME and your SECTION (01: 8:30/Eskildsen, 02: 3:00/Tang) on the front of the blue exam booklet. The exam is closed book, and in addition to the equation compendium only pens/pencils

More information

Energy in Simple Harmonic Motion

Energy in Simple Harmonic Motion Energy in Simple Harmonic Motion Computer 17 We can describe an oscillating mass in terms of its position, velocity, and acceleration as a function of time. We can also describe the system from an energy

More information

FIFTH MIDTERM -- REVIEW PROBLEMS

FIFTH MIDTERM -- REVIEW PROBLEMS Physics 2210 Fall 2006 Paolo Gondolo FIFTH MIDTERM -- REVIEW PROBLEMS A solution set is available on the course web page in pdf format (no solutions for 27-29). 7 1. Assume that the planet Uranus has a

More information

AP Physics C Fall Final Web Review

AP Physics C Fall Final Web Review Name: Class: _ Date: _ AP Physics C Fall Final Web Review Multiple Choice Identify the choice that best completes the statement or answers the question. 1. On a position versus time graph, the slope of

More information

Newton s Laws Name: Per: Teacher: What is a force? Newton s First Law (Law of Inertial) What do forces cause?

Newton s Laws Name: Per: Teacher: What is a force? Newton s First Law (Law of Inertial) What do forces cause? Physics B Newton s Laws Name: Per: Teacher: What is a force? Newton s First Law (Law of Inertial) What do forces cause? What is the relationship between mass and inertia? Draw a force diagram on the book.

More information

PHYS 100 Introductory Physics Sample Exam 2

PHYS 100 Introductory Physics Sample Exam 2 PHYS 00 Introductory Physics Sample Exam Formulas: Acceleration due to Gravity = 0 m/s Weight = Mass x Acceleration due to Gravity Work = Force x Distance Gravitational Potential Energy = Weight x Height

More information

p = F net t (2) But, what is the net force acting on the object? Here s a little help in identifying the net force on an object:

p = F net t (2) But, what is the net force acting on the object? Here s a little help in identifying the net force on an object: Harmonic Oscillator Objective: Describe the position as a function of time of a harmonic oscillator. Apply the momentum principle to a harmonic oscillator. Sketch (and interpret) a graph of position as

More information

SCIE 1001 MC3 - Multiple Choice Items with Answers 2015 Kishore Lal

SCIE 1001 MC3 - Multiple Choice Items with Answers 2015 Kishore Lal 1. Acceleration is A. change of speed B. change of direction C. change of speed and/or direction D. if its velocity is large. (Acceleration is defined as a change in velocity and velocity has both magnitude

More information

PHYS-2020: General Physics II Course Lecture Notes Section VII

PHYS-2020: General Physics II Course Lecture Notes Section VII PHYS-2020: General Physics II Course Lecture Notes Section VII Dr. Donald G. Luttermoser East Tennessee State University Edition 4.0 Abstract These class notes are designed for use of the instructor and

More information

AP Physics - Chapter 8 Practice Test

AP Physics - Chapter 8 Practice Test AP Physics - Chapter 8 Practice Test Multiple Choice Identify the choice that best completes the statement or answers the question. 1. A single conservative force F x = (6.0x 12) N (x is in m) acts on

More information

PHYSICS 218 FINAL EXAM Monday, December 13, 2010

PHYSICS 218 FINAL EXAM Monday, December 13, 2010 PHYSICS 218 FINAL EXAM Monday, December 13, 2010 NAME: SECTION: 513 514 515 516 Note: 513 Recitation & lab Wed 8:00-10:50 am 514 Recitation & lab Wed 11:30 am - 2:20 pm 515 Recitation & lab Wed 3:00-5:50

More information

第 1 頁, 共 9 頁 Chap8 1. Test Bank, Question 9 A force on a particle is conservative if: its work equals the change in the kinetic energy of the particle it obeys Newton's second law it obeys Newton's third

More information

1. This question is about water waves.

1. This question is about water waves. 1. This question is about water waves. A small sphere, mounted at the end of a vertical rod, dips below the surface of shallow water in a tray. The sphere is driven vertically up and down by a motor attached

More information

turn-table in terms of SHM and UCM: be plotted as a sine wave. n Think about spinning a ball on a string or a ball on a

turn-table in terms of SHM and UCM: be plotted as a sine wave. n Think about spinning a ball on a string or a ball on a RECALL: Angular Displacement & Angular Velocity Think about spinning a ball on a string or a ball on a turn-table in terms of SHM and UCM: If you look at the ball from the side, its motion could be plotted

More information

B) 286 m C) 325 m D) 367 m Answer: B

B) 286 m C) 325 m D) 367 m Answer: B Practice Midterm 1 1) When a parachutist jumps from an airplane, he eventually reaches a constant speed, called the terminal velocity. This means that A) the acceleration is equal to g. B) the force of

More information

Physics 2A, Sec B00: Mechanics -- Winter 2011 Instructor: B. Grinstein Final Exam

Physics 2A, Sec B00: Mechanics -- Winter 2011 Instructor: B. Grinstein Final Exam Physics 2A, Sec B00: Mechanics -- Winter 2011 Instructor: B. Grinstein Final Exam INSTRUCTIONS: Use a pencil #2 to fill your scantron. Write your code number and bubble it in under "EXAM NUMBER;" an entry

More information

Exam. Name. TRUE/FALSE. Write ʹTʹ if the statement is true and ʹFʹ if the statement is false. 1) Kinetic energy is proportional to speed.

Exam. Name. TRUE/FALSE. Write ʹTʹ if the statement is true and ʹFʹ if the statement is false. 1) Kinetic energy is proportional to speed. Exam Name TRUE/FALSE. Write ʹTʹ if the statement is true and ʹFʹ if the statement is false. 1) Kinetic energy is proportional to speed. 2) The gravitational force is a conservative force. 3) If work is

More information

MIDTERM REVIEW. What was the total distance traveled by the object during the 10.0-second time interval? A) 0 m B) 8 m C) 16 m D) 24 m

MIDTERM REVIEW. What was the total distance traveled by the object during the 10.0-second time interval? A) 0 m B) 8 m C) 16 m D) 24 m NAME MIDTERM REVIEW 1. A student on an amusement park ride moves in a circular path with a radius of 3.5 meters once every 8.9 seconds. The student moves at an average speed of A) 0.39 m/s B) 1.2 m/s C)

More information

Chapter 14. Oscillations. PowerPoint Lectures for College Physics: A Strategic Approach, Second Edition Pearson Education, Inc.

Chapter 14. Oscillations. PowerPoint Lectures for College Physics: A Strategic Approach, Second Edition Pearson Education, Inc. Chapter 14 Oscillations PowerPoint Lectures for College Physics: A Strategic Approach, Second Edition 14 Oscillations Reading Quiz 1. The type of function that describes simple harmonic motion is A.

More information

AP Physics 1 Fall Semester Review

AP Physics 1 Fall Semester Review AP Physics 1 Fall Semester Review One Dimensional Kinematics 1. Be able to interpret motion diagrams. a. Assuming there are equal time intervals between each picture shown above, which car in the diagram

More information

Physics 53 Exam #2 October 14, 2009

Physics 53 Exam #2 October 14, 2009 1. A 5-kg block is suspended by a rope from the ceiling of an elevator accelerates downward at 3.0 m/s 2. The tension force of the rope on the block is: A) 15 N, up B) 34 N, up C) 34 N, down D) 64 N, up

More information

ESSENTIAL CONCEPTS FROM PHYS 1401 (for PHYS 1402) ESSENTIAL CONCEPTS

ESSENTIAL CONCEPTS FROM PHYS 1401 (for PHYS 1402) ESSENTIAL CONCEPTS ESSENTIAL CONCEPTS FROM PHYS 1401 (for PHYS 1402) Students taking PHYS 1402 (General Physics II) at CCCCD should have taken PHYS 1401 or an equivalent course. This document summarizes key concepts from

More information

Physics 130: Questions to study for midterm #1 from Chapter 3

Physics 130: Questions to study for midterm #1 from Chapter 3 Physics 130: Questions to study for midterm #1 from Chapter 3 1. The property of an object at rest to remain at rest is known as a. inertness. b. inertia. c. resistance. d. sluggishness. 2. If there is

More information

Fall XXXX HW#22 XXXXXXX

Fall XXXX HW#22 XXXXXXX Fall XXXX HW#22 XXXXXXX Fall XXXX HW #22 XXXXX Problem 3 At t = 0 a block with mass M = 5 kg moves with a velocity v = 2 m/s at position x o = -.33 m from the equilibrium position of the spring.

More information

This week s homework. 2 parts Quiz on Friday, Ch. 4 Today s class: Newton s third law Friction Pulleys tension. PHYS 2: Chap.

This week s homework. 2 parts Quiz on Friday, Ch. 4 Today s class: Newton s third law Friction Pulleys tension. PHYS 2: Chap. This week s homework. 2 parts Quiz on Friday, Ch. 4 Today s class: Newton s third law Friction Pulleys tension PHYS 2: Chap. 19, Pg 2 1 New Topic Phys 1021 Ch 7, p 3 A 2.0 kg wood box slides down a vertical

More information

Multiple Choice Identify the choice that best completes the statement or answers the question.

Multiple Choice Identify the choice that best completes the statement or answers the question. Physics Prerequisite Problems for Engineering Bridge Camosun College Instructor: Dr. Julie Alexander The material covered in this test is from any first year calculus based physics course. You should be

More information

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The following four forces act on a 4.00 kg object: 1) F 1 = 300 N east F 2 = 700 N north

More information

Physics 201 Fall 2009 Exam 2 October 27, 2009

Physics 201 Fall 2009 Exam 2 October 27, 2009 Physics 201 Fall 2009 Exam 2 October 27, 2009 Section #: TA: 1. A mass m is traveling at an initial speed v 0 = 25.0 m/s. It is brought to rest in a distance of 62.5 m by a force of 15.0 N. The mass is

More information

56 Chapter 5: FORCE AND MOTION I

56 Chapter 5: FORCE AND MOTION I Chapter 5: FORCE AND MOTION I 1 An example of an inertial reference frame is: A any reference frame that is not accelerating B a frame attached to a particle on which there are no forces C any reference

More information

Spring Simple Harmonic Oscillator. Spring constant. Potential Energy stored in a Spring. Understanding oscillations. Understanding oscillations

Spring Simple Harmonic Oscillator. Spring constant. Potential Energy stored in a Spring. Understanding oscillations. Understanding oscillations Spring Simple Harmonic Oscillator Simple Harmonic Oscillations and Resonance We have an object attached to a spring. The object is on a horizontal frictionless surface. We move the object so the spring

More information

A) 0.04 cm B) cm C) cm D) 0.2 cm

A) 0.04 cm B) cm C) cm D) 0.2 cm Unit 1 Sample Questions and Problems U1Q1 The length of a block was measured to be 11.23 cm ± 0.03 cm the vernier caliper used to measure the block has an uncertainty of 0.01 cm. Determine the total uncertainty

More information

12. A 20-kg crate is suspended from a fixed beam by two vertical ropes. What is the tension in each rope? A) 10 N B) 40 N C) 100 N D) 200 N E) 390 N

12. A 20-kg crate is suspended from a fixed beam by two vertical ropes. What is the tension in each rope? A) 10 N B) 40 N C) 100 N D) 200 N E) 390 N Name: Date: 1. The surface of a lake has an area of 15.5 km 2. What is the area of the lake in m 2? A) 1.55 10 4 m 2 B) 1.55 10 5 m 2 C) 1.55 10 6 m 2 D) 1.55 10 7 m 2 E) 1.55 10 8 m 2 2. A certain physical

More information

Physics 1000 Final Examination. December A) 87 m B) 46 m C) 94 m D) 50 m

Physics 1000 Final Examination. December A) 87 m B) 46 m C) 94 m D) 50 m Answer all questions. The multiple choice questions are worth 4 marks and problems 10 marks each. 1. You walk 55 m to the north, then turn 60 to your right and walk another 45 m. How far are you from where

More information

Simple Harmonic Motion

Simple Harmonic Motion Periodic motion Earth around the sun Elastic ball bouncing up an down Quartz in your watch, computer clock, ipod clock, etc. Heart beat, and many more In taking your pulse, you count 70.0 heartbeats in

More information

Turn in both the exam and the scantron sheets at the end of the exam.

Turn in both the exam and the scantron sheets at the end of the exam. Physics 161 NAME ANSWERS Final Exam Section # Dr. Dennis Drew May 17, 2004 Turn in both the exam and the scantron sheets at the end of the exam. Part I : 3 Partial credit questions each worth 11 pts. Show

More information

EQUILIBRIUM AND ELASTICITY

EQUILIBRIUM AND ELASTICITY Chapter 12: EQUILIBRIUM AND ELASTICITY 1 A net torque applied to a rigid object always tends to produce: A linear acceleration B rotational equilibrium C angular acceleration D rotational inertia E none

More information

Physics 231 Lecture 15

Physics 231 Lecture 15 Physics 31 ecture 15 Main points of today s lecture: Simple harmonic motion Mass and Spring Pendulum Circular motion T 1/f; f 1/ T; ω πf for mass and spring ω x Acos( ωt) v ωasin( ωt) x ax ω Acos( ωt)

More information

1 st Semester Review 1980s problems

1 st Semester Review 1980s problems 1 st Semester Review 1980s problems 1980B1. A ball of weight 5 newtons is suspended by two strings as shown above. a. In the space below, draw and clearly label all the forces that act on the ball. b.

More information