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प्रश्न
State the S.I. unit of electric potential.
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उत्तर
S.I. unit of potential is volt (v).
संबंधित प्रश्न
State the relation between potential difference, work done and charge moved.
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Explain why potential difference is always less than the e.m.f. of a cell?
Suppose there are three resistors A, B, and C having resistances r1, r2, and r3 respectively. If R represents their equivalent resistance, establish the following relation R = r1 + r2 + r3 when joined in series.
A 10 m long wire of a particular material is of reistance 5Ω What will be the resistance of 5m long wire of same material and the same thickness.
State Ohm’s law.
Exercise.
Calculate the amount of charge that would flow in 2 hours through an element of an electric bulb drawing a current of 2.5 A.
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