Resistors and Ohm's Law Video Lessons

Concept

# Problem: When the switch S in the figure is closed, the reading of the voltmeter V willa. increase.b. decrease.c stay the same.

###### FREE Expert Solution

From Ohm's law:

$\overline{){\mathbf{V}}{\mathbf{=}}{\mathbf{i}}{\mathbf{R}}}$, where V is voltage, i is current, and R is resistance.

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###### Problem Details

When the switch S in the figure is closed, the reading of the voltmeter V will

a. increase.

b. decrease.

c stay the same.