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When 10 A current leaves the positive terminal of resistance 5Ω. Calculate the power absorbed by the resistance.

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When 10 A current leaves the positive terminal of resistance 5Ω. Calculate the power absorbed by the resistance.

(a) -308 W

(b) 500 W

(c) -63 W

(d) 60 W

I had been asked this question in an online quiz.

My question is from Electric Motors in division Braking of Electric Motors of Electric Drives

1 Answer

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Best answer
Right choice is (b) 500 W

Best explanation: When the current enters the positive terminal of an element it will always absorb the power and when the current leaves the positive terminal it will deliver the power. Power delivered is 100×5=500 W.

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