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Physics help !!

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holtadit:
How did u get 10 (C) ? You gave me an answer of 18.75 W when they ask for the loss in energy.... are u sure this is correct ?

Do you by any chance have the ms for this paper.

astarmathsandphysics:
V=ir=2.5*3=7.5 then p=iv=2.5*7.5

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