# science-physics

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a battery of 12v supplies a charge of 1000C to an electric device. how much work is done by the battery in moving the charge?

• science-physics -

(1/2) C V^2 = 72000 J

• science-physics -

In this question
We have v=12
Q=1000c
Now we know v=w/Q
W=Q×v
=12×1000
=12000joule

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