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An electric current of `2.0` A passes through a wire of resistance `25 Omega`. How much heat will be developed in 1 minute? |
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Answer» `i = 2A, R = 25 W, t = 1min = 60 s ` Heat developed `=i^2 Rt = (2 xx 2xx 25 xx 60) = 100 xx 60 J` `= 6000J`. |
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