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If you used 400 W of power for 30 h you...

This question belongs to Electrical Engineering Energy And Power
Energy and Power
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If you used 400 W of power for 30 h, you have used

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Correct Answer: Option D
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Nikolai Mactavish
Nikolai Mactavish 6 years ago
Energy = power * time = 0.4 * 30 = 12kwh
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