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In the below given circuit, when switch (SW) is on

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in Power Electronics by (27.1k points)
In the below given circuit, when switch (SW) is on

(a) voltage is non-zero and current is rising

(b) voltage is zero and current is decaying

(c) voltage and current both are non-zero

(d) voltage and current both are zero

The question was asked in an interview.

My enquiry is from Choppers-2 topic in portion Choppers of Power Electronics

1 Answer

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by (45.1k points)
Right choice is (c) voltage and current both are non-zero

For explanation: When the switch is on, the current flows from Vs-L-SW-Vs and charges the inductor (L), hence voltage and current both are zero.

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