A boy is boiling water using an electric heater the electric heater of resistance 8 ohms takes a current of 15 a from the mains supply line calculate the rate at which heat is developed by the heater
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Using the Formula E= (i^2)*R heat can be calculated
heat developed= 15*15*8= 1800J
heat developed= 15*15*8= 1800J
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heat devlopet 15*15*+8=1800J
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