How much heat will be released in 5 minutes at a resistance of 10 ohms if a current of 2A passes through it?

This problem can be solved very simply if you know the formula A = UIt and Ohm’s law. According to Ohm’s law, we express U = I * R. Then A = I * I * R * t = 4 * 10 * 300 = 12000 J.

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