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For the circuit shown below, the load current attains the maximum value at ωt =

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in Power Electronics by (27.1k points)
For the circuit shown below, the load current attains the maximum value at ωt =

(a) 0

(b) π

(c) 2π

(d) none of the mentioned

I had been asked this question during a job interview.

Asked question is from 1P-Diode Rectifier FW-2 in chapter Diode Rectifiers of Power Electronics

1 Answer

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by (45.1k points)
The correct answer is (b) π

Explanation: As the load is RL, the load current will be maximum when the output voltage waveform falls to zero i.e. at  π. At π the inductor is charged to its maximum value and starts delivering power to the source.

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