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Iron An electric a resistance20 ohm takes a current of 5 mphereCalculate the heat developed in 30 second​

Answer»

15000 joule EXPLANATION: Givenresistance(R) = 20OHM current (I)= 5A. time (t) = 30sec we KNOW that H = I^2Rt. now put the given value , we get h = 5^2 x 20 x 30 = 15000joule hope it helps youmark me as a brainliest



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