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प्रश्न
State and define the S.I. unit of potential difference.
टीपा लिहा
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उत्तर
S.I. unit of potential difference is volt (joule per coulomb).
Potential difference between two points is said to be 1 volt if work done in transferring 1 coulomb of charge from one point to the other point is 1 joule.
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