1st answer Joule's law of heating states that the power of heating generated by an electrical conductor is proportional to the product of its resistance and the square of the electric current passing through the conductor.
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Ankit Kumar answered this
2nd Answer. P = V2/R If V = 220 V we have 100 W = 2202/R R = 2202/100 ? = 484 ?. This is the resistance of the bulb. When V = 110 V, power consumed = V2/R = 1102 Hope this helps you ????????????
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Kajal Arora answered this
Ans 5 = if I current is passed through R resistance conductor in T times then the heat produced H= I^2RT
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Kajal Arora answered this
Ans 5 = if I current is passed through a conductor of resistance R in T tine then the heat produced is H which is H =I^2RT Ans 6 = R=484 ohm
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