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Questions  >>  CBSE XII  >>  Physics  >>  Current Electricity
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Q)

From Joules law of heating when current I flows through G. resistance R for time t. then Q produced is

$\begin{array}{1 1} (a)\;Q=IRt\\ (b)\;Q=IR^2t \\ (c)\;Q=IRt^2\\ (d)\;Q=I^2Rt \end{array} $

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A)
$(d)\;Q=I^2Rt $
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