Q26.1 Which of the two arrangements shown has the smaller equivalent resistance between points a and b? A. the series arrangement B.


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1 Q26.1 Which of the two arrangements shown has the smaller equivalent resistance between points a and b? A. the series arrangement B. the parallel arrangement C. The equivalent resistance is the same for both arrangements. D. The answer depends on the values of the individual resistances R 1, R 2, and R 3.
2 A26.1 Which of the two arrangements shown has the smaller equivalent resistance between points a and b? A. the series arrangement B. the parallel arrangement C. The equivalent resistance is the same for both arrangements. D. The answer depends on the values of the individual resistances R 1, R 2, and R 3.
3 Q26.2 Three identical resistors, each of resistance R, are connected as shown. What is the equivalent resistance of this arrangement of three resistors? A. 3R B. 2R C. 3R/2 D. 2R/3 E. R/3
4 A26.2 Three identical resistors, each of resistance R, are connected as shown. What is the equivalent resistance of this arrangement of three resistors? A. 3R B. 2R C. 3R/2 D. 2R/3 E. R/3
5 Q26.3 A 120V, 60W light bulb, a 120 V, 120W light bulb, and a 120V, 240W light bulb are connected in parallel as shown. 60 W The voltage between points a and b is. Through which bulb is the largest current? a 120 W b A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb 240 W D. All three light bulbs have the same current.
6 A26.3 A 120V, 60W light bulb, a 120 V, 120W light bulb, and a 120V, 240W light bulb are connected in parallel as shown. 60 W The voltage between points a and b is. Through which bulb is the largest current? a 120 W b A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb 240 W D. All three light bulbs have the same current.
7 Q26.4 A 120V, 60W light bulb, a 120 V, 120W light bulb, and a 120V, 240W light bulb are connected in parallel as shown. 60 W The voltage between points a and b is. Which bulb has the lowest resistance? a 120 W b A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb 240 W D. All three light bulbs have the same resistance.
8 A26.4 A 120V, 60W light bulb, a 120 V, 120W light bulb, and a 120V, 240W light bulb are connected in parallel as shown. 60 W The voltage between points a and b is. Which bulb has the lowest resistance? a 120 W b A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb 240 W D. All three light bulbs have the same resistance.
9 Q26.5 a A 120V, 60W light bulb, a 120V, 120W light bulb, and a 120V, 240W light bulb are connected in series as shown. 60 W The voltage between points a and b is. Through which bulb is there the greatest voltage drop? A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb D. All three light bulbs have the same voltage drop. 120 W 240 W b
10 A26.5 A 120V, 60W light bulb, a 120V, 120W light bulb, and a 120V, 240W light bulb are connected in series as shown. The voltage between points a and b is. Through which bulb is there the greatest voltage drop? A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb D. All three light bulbs have the same voltage drop. a 60 W 120 W 240 W b
11 Q26.6 A 120V, 60W light bulb, a 120V, 120W light bulb, and a 120V, 240W light bulb are connected in series as shown. The voltage between points a and b is. Which bulb glows the brightest? A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb D. All three light bulbs glow with equal brightness. a 60 W 120 W 240 W b
12 A26.6 A 120V, 60W light bulb, a 120V, 120W light bulb, and a 120V, 240W light bulb are connected in series as shown. The voltage between points a and b is. Which bulb glows the brightest? A. the 120V, 60W light bulb B. the 120V, 120W light bulb C. the 120V, 240W light bulb D. All three light bulbs glow with equal brightness. a 60 W 120 W 240 W b
13 Q26.7 Three identical light bulbs are connected to a source of emf as shown. If 3 A flows out of the emf, then what is the current flowing through bulb A? 3A A. 1A B. 1.5A C. 2A D. 3A
14 A26.7 Three identical light bulbs are connected to a source of emf as shown. If 3 A flows out of the emf, then what is the current flowing through bulb A? 3A A. 1A B. 1.5A C. 2A D. 3A
15 Q26.8 What is the potential difference between point a and point b? That is what is V a  V b? A. zero B. 20 V C. 13 V D V
16 A26.8 What is the potential difference between point a and point b? That is what is V a  V b? A. zero B. 20 V C. 13 V D V
17 Q26.9 What is the value for 2 A. 20 V B. 13 V C. 13 V D. 7 V
18 A26.9 What is the value for 2 A. 20 V B. 13 V C. 13 V D. 7 V
19 Q26.10 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the maximum charge stored on the capacitor? A. the emf of the battery B. the capacitance C of the capacitor C. the resistance R of the resistor D. both and C E. all three of, C, and R
20 A26.10 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the maximum charge stored on the capacitor? A. the emf of the battery B. the capacitance C of the capacitor C. the resistance R of the resistor D. both and C E. all three of, C, and R
21 Q26.11 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the rate at which the capacitor charges? A. the emf of the battery B. the capacitance C of the capacitor C. the resistance R of the resistor D. both C and R E. all three of, C, and R
22 A26.11 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the rate at which the capacitor charges? A. the emf of the battery B. the capacitance C of the capacitor C. the resistance R of the resistor D. both C and R E. all three of, C, and R
23 Q26.12 After the switch has been closed for a long time (time goes to infinity) what is the current flowing through the 15.0 μf? A. Cannot be determined; too complicated. B. Same current as that going through the 75.0 resistor C. Same current as that going through the 25.0 resistor in parallel with it D. zero
24 A26.12 After the switch has been closed for a long time (time goes to infinity) what is the current flowing through the 15.0 μf? A. Cannot be determined; too complicated. B. Same current as that going through the 75.0 resistor C. Same current as that going through the 25.0 resistor in parallel with it D. zero
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