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प्रश्न
Ohm’s law is valid when ______.
विकल्प
temperature increases
temperature decreases
temperature remains constant
graph between I and V is a curve
MCQ
रिक्त स्थान भरें
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उत्तर
Ohm’s law is valid when temperature remains constant.
Explanation:
According to Ohm’s law, the current flowing through a conductor is directly proportional to the potential difference across its ends, provided its temperature and other physical conditions remain constant. This is because the resistance of a conductor changes with temperature.
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