The power dissipated by a resistor doubles if the applied voltage doubles.

Name: The power dissipated by a resistor doubles if the applied voltage doubles.
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Quizplus · Accepted Answer

The power dissipated by a resistor is given by $P = \frac{V^2}{R}$, where $P$ is the power, $V$ is the voltage, and $R$ is the resistance. If the applied voltage doubles, the power increases by a factor of four ($2^2 = 4$), not two.

The Power Dissipated by a Resistor Doubles If the Applied