If a DC voltmeter is connected to an AC circuit with an applied voltage of 240 V, the meter will read ____ volts.
A) 120
B) 240
C) 480
D) 0

Question

Quizplus · Accepted Answer

A DC voltmeter is designed to measure the constant flow of voltage in a circuit. An AC circuit has an alternating flow of voltage, meaning it is not constant. Therefore, the DC voltmeter would not be able to accurately measure the voltage and would read 0 volts.

If a DC Voltmeter Is Connected to an AC Circuit