(3) Heat energy is being produced in a resistance in a circuit at the rate of 100 W. The current of 2A is flowing in the circuit. What must be the value of the resistance?
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Therefore, the resistance= (current) 2 /Power. The given power is equal to 100 w and the current is 3A. Therefore, according to the formula resistance is equal to current*2/ Power which is equal to 100/9 (11.1 ohms).
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