[Solved] Full form of VRF.

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Q.	Full form of VRF.
A.	voltage ripple factor
B.	voltage revert factor
C.	volume ripple factor
D.	volume revert factor
Answer» A. voltage ripple factor
Explanation: voltage ripple factor measures the harmonics on the dc side of the converter. the value of voltage ripple factor is √f.f2-1. the form factor is vr.m.s÷vavg.

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Electrical Drives and Controls (EDC)

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