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The power factor of a WRIM generally is ___________(a) .1-.2(b) .6-.8(c) .3-.4(d) .5-.7I have been asked this question in an interview.My question is from Solar Powered Pump Drives topic in portion Solar and Battery Powered Drives of Electric Drives

Answer»

The correct OPTION is (d) .5-.7

The BEST I can explain: At light loads, the CURRENT drawn is largely a magnetizing current due to the air gap and hence the POWER factor is low. The power factor of a WRIM generally is .5-.7.



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