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A 3-phase full converter has an average output voltage of 365 V for zero degree firing and resistive load. For a firing angle of 90 degree, the output voltage would be

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in Power Electronics by (27.1k points)
A 3-phase full converter has an average output voltage of 365 V for zero degree firing and resistive load. For a firing angle of 90 degree, the output voltage would be

(a) 125 V

(b) 569 V

(c) 365 V

(d) zero

The question was posed to me during an interview.

This question is from Three Phase Converters-4 in portion Converters of Power Electronics

1 Answer

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by (45.1k points)
The correct answer is (d) zero

Explanation: Cos 90 = 0.

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