Throughout most of the twentieth century, one of the widely used portable test instruments has been the ____.
A)VM (short for volt-milliamperes)
B)WOM (short for watt-ohm-milliamperes)
C)VOM (short for volt-ohm-milliamperes)
D)WM (short for watt-milliamperes)

Question

Quizplus · Accepted Answer

The VOM (volt-ohm-milliamperes) is a portable test instrument that allows for the measurement of voltage (volts), resistance (ohms), and current (milliamperes). It has been widely used throughout most of the twentieth century due to its versatility and portability. The other answer options are not commonly used portable test instruments or do not measure all three variables.

Throughout Most of the Twentieth Century, One of the Widely