Question

Suchita sees this symbol shown in a circuit diagram.

Circuit symbol with a circle and a V in it.
What is the purpose of the component represented by the symbol?

to measure current
to measure voltage
to provide electrical energy
to use electrical energy

Answer 1

To measure voltage.

The circle with a "V" is the symbol for a voltmeter, which measures the electrical potential difference between two points (and is connected in parallel; it has a high internal resistance).