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प्रश्न
A potentiometer is an ideal device for measuring potential difference because ______.
विकल्प
it uses a sensitive galvanometer.
it does not disturb the potential difference it measures.
it is an elaborate arrangement.
it has a long wire hence heat developed is quickly radiated.
MCQ
रिक्त स्थान भरें
उत्तर
A potentiometer is an ideal device for measuring potential difference because it does not disturb the potential difference it measures.
Explanation:
The potentiometer does not draw any current when it is in balance. any current flowing through the secondary circuit
shaalaa.com
Potentiometer
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