24) When the current through a resistor is increased by a factor of 4, the power dissipated by the resistor A) increases by a factor of 2. B) decreases by a factor of 4. C) increases by a factor of 4. D) increases by a factor of 16. E) decreases by a factor of 16.

24) When the current through a resistor is increased by a factor of 4, the power dissipated by the resistor A) increases by a factor of 2. B) decreases by a factor of 4. C) increases by a factor of 4. D) increases by a factor of 16. E) decreases by a factor of 16.

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 14CQ: The power dissipated in a resistor is given by P = V2/R, which means power decreases if resistance...

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24) When the current through a resistor is increased by a factor of 4, the power dissipated by the
resistor
A) increases by a factor of 2.
B) decreases by a factor of 4.
C) increases by a factor of 4.
D) increases by a factor of 16.
E) decreases by a factor of 16.

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