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प्रश्न
What is the electrical potential at a point in an electric field when 24 J of work is done in moving a charge of 96 C from infinity?
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उत्तर
Electric potential = V = ?
Work, done = W = 24 J
Charge = Q = 96 C.
V = `"W"/"Q"`
V = `24/96 = 1/4`
V = 0.25 V
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