A amount OF 250 JOULES OF WORK IS DONE IN TRANSFERRING TO 20 COLUMNS OF CHARGE FROM ONE TERMINAL OF A BATTERY TO ANOTHER?
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This is the answer , if IT IS asked to find the potential difference
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Given, W = 250 J
Q = 20 V
We know, V = W / Q
V = 250 / 20
= 12.5 V ...✔
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