In this question why have they not use P= VI ? Please give me the reason.......for not using this formula
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15121115anil:
here current is constant.
so P = V²/R
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same thing dear... P=VI
=V×V/R (I=V/R)
=V^2/R
=V×V/R (I=V/R)
=V^2/R
if u satisfied then plzz mark as brainlist
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