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MCQ Practice Question

If a switch dissipates 40 W during its ON interval and its duty ratio is 0.25, neglecting other losses its average conduction loss is?

A10 W
B20 W
C40 W
D160 W

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Correct Answer: A. 10 W

Explanation: Average conduction loss=40×0.25=10 W.

Reference: Standard power electronics: device losses

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