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Question

From below which one is the equation for Joule's law of heating effect of electricity?

A
H=I2Rt
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B
H=IR2t
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C
H=IRt2
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D
H=It2R
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Solution

The correct option is A H=I2Rt
According to Joule's law of heating, heat produced in a resistor H=I2Rt
where I and t are the current flowing through the resistor and time of current flowing respectively R is resistance.

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