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Output voltage of a single-phase bridge inverter, fed from a fixed dc source is varied by

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in Power Electronics by (27.1k points)
Output voltage of a single-phase bridge inverter, fed from a fixed dc source is varied by

(a) varying the switching frequency

(b) pulse-width modulation

(c) pulse amplitude modulation

(d) all of the mentioned

The question was posed to me in a job interview.

I'm obligated to ask this question of PWM Inverters-5 in portion Inverters of Power Electronics

1 Answer

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by (45.1k points)
Correct option is (b) pulse-width modulation

To explain: The output voltage is controlled by PWM techniques.

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