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How many electrons pass through a 20-W resistor in 10 min if there is a potential drop of 30 volts across it? Select one: a. 21 9.4x10 O b. 21 7.5 x10 O C. 1.1 x 10 21 21 5.6 x10 21 3.8x 10

Physics for Scientists and Engineers with Modern Physics

10th Edition

ISBN:9781337553292

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter27: Direct-current Circuits

Section: Chapter Questions

Problem 21P: (a) Can the circuit shown in Figure P27.21 be reduced to a single resistor connected to a battery?...

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Question

How many electrons pass through a 20-W resistor in 10 min if there is a potential drop of 30 volts
across it?
Select one:
a.
21
9.4x10
O b.
21
7.5 x10
O C.
21
1.1 x 10
Od.
21
5.6 x10
e.
21
3.8x 10

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