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Calculate the form factor if V(r.m.s)=45 V, V(avg)=15 V.

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Calculate the form factor if V(r.m.s)=45 V, V(avg)=15 V.

(a) 2

(b) 5

(c) 3

(d) 8

The question was asked during an online interview.

This intriguing question originated from Solid-State Switching Circuits in division Introduction to Solid-State Switching Circuits of Electric Drives

1 Answer

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Best answer
Correct choice is (c) 3

Best explanation: The form factor is defined as the ratio of the Vr.m.s÷Vavg=45÷15=3. The r.m.s value is three times of average value Vavg.

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