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Lakhmir Singh & Manjit Kaur - Physics

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Q. 94.4( 12 Votes )

An electric heate

Class 10th Lakhmir Singh & Manjit Kaur - Physics 1. Electricity

Answer :

Here Resistance (R) = 8 ohms, Current(I) = 15 amp, time (t) = 1 sec

We know that according to Joule's law of heating

H = I²RT

H = 15²X8X1

H = 1800J/s

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PREVIOUSA heating coil ha NEXTA resistance of 2

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