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When a diode is connected in series with an AC source & R load, the conduction time per cycle is

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in Power Electronics by (27.1k points)
When a diode is connected in series with an AC source & R load, the conduction time per cycle is

(a) 0

(b) 2π

(c) π

(d) π/2

The question was asked in a national level competition.

I would like to ask this question from Diode Circuits-3 topic in division Diode Circuits of Power Electronics

1 Answer

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by (45.1k points)
Right answer is (c) π

Explanation: The diode is forward biased for half cycle (180 degrees) and reversed biased in the another 180 degrees. Hence, per cycle it only conducts for 180 degrees or π radians.

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