As more resistors are added in series to a constant voltage source, the power supplied by the source
A)increases.
B)decreases.
C)does not change.
D)increases for a time and then starts to decrease.
E)decreases for a time and then starts to increase.

Question

Quizplus · Accepted Answer

When resistors are added in series, the total resistance increases, leading to a decrease in the total current. Since power is calculated as P = V^2/R, the increase in resistance results in a decrease in power supplied by the source.

As More Resistors Are Added in Series to a Constant