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Calculate the value of output r.m.s voltage for Single phase Full-bridge inverter if the DC supply is 25 V.

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Calculate the value of output r.m.s voltage for Single phase Full-bridge inverter if the DC supply is 25 V.

(a) 26 V

(b) 25 V

(c) 27 V

(d) 28 V

I have been asked this question in an international level competition.

This intriguing question originated from Solid-State Devices topic in chapter Introduction to Solid-State Devices of Electric Drives

1 Answer

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The correct option is (b) 25 V

For explanation: The output voltage of a single phase full bridge inverter is a square wave with amplitude is equal to vD.C. The r.m.s value of output voltage is vD.C=25 V.

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