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How Engineering Works Staff answered 6 years ago
Answer: According to joule’s law of electric heating, the energy expended or heat generated in joule is given as
work done or heat generated = I^2Rt = VIt = Wt joules.
According to joule’s law of heating, heat produced in an electric circuit is
1. proportional to the square of the current.
2. proportional to the resistance of the circuits.
3. proportional to the time duration for which the current flow through the circuit.
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