Current Electricity Charging Discharging Of Capacitors Question 196
Question: For measurement of potential difference, potentiometer is preferred in comparison to voltmeter because
[MP PET 1983]
Options:
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
Show Answer
Answer:
Correct Answer: D
Solution:
Potentiometer works on null deflection method. In balance condition no current flows in secondary circuit.
BETA
