Question

A voltmeter is a device that measures _____. The type of charge on a resistor. The current through a resistor. The voltage across a resistor. The total current of the circuit.

Answer 1

A voltmeter measures the potential difference ("voltage") between any two points, such as for example like across a resistor or other component.

Answer 2

energy potential difference

Step-by-step explanation:

Voltmeters are used to measure voltage power (volt)