Question

For measurement of potential difference, potentiometer is preferred in comparison to voltmeter because [MP PET 1983]
A) Potentiometer is more sensitive than voltmeter B) The resistance of potentiometer is less than voltmeter C) Potentiometer is cheaper than voltmeter D) Potentiometer does not take current from the circuit

Answer 1

b)the resistance is less

Answer 2

Ans option (d) is correct

Explanation:

Potentiometer does not drawn current from external circuit