Question

Derive the relation H=I square RT

Answer 1

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Answer 2

W=V x Q …….. (1)

From the above expression,

V=W/Q

We know that,

V=IR …….. (2)

Q=It……… (3)

Therefore,

I=Q/t

Let us substitute (2) and (3) in (1) we get,

W=(IR)(It)

\mathrm{W}=\mathrm{l}^{2} \mathrm{RT}W=l

2

RT