Question

The emf of a cell is measured by

(a) a voltmeter
(b) a galvanometer
(c) an ammeter
(d) a potentiometer

Answer 1

Hey mate here is your answer:-❤️

..:- a)volt

... volt is right answer..

Answer 2

Answer:

POTENTIOMETER

Explanation:

A potentiometer is a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider. If only two terminals are used, one end and the wiper, it acts as a variable resistor or rheostat.