Answer / k.prakashchandra

If not short circuited there will be back emf and hence
impedance can not be measured. Neutral grounding does not
matter for this test

How to calculate the average power factor in 3 phase unbalanced system

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what is ground fault current? is there any current flow takes place through ground? is it possible? if it's possible whether it affect human beings on earth near the fault or not?

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IN MY INDUSTRIES 125 HP MOTOR USED FOR THAT ONLOAD AMPS UP TO 280 SO CAN I USE ONE LOWER KVA DG SET WITH STEP UP TRANSFORMERS THAT MEANS WITH LOW POWER INPUT TO GET CONSTANT HIGH POWER OUTPUT EG:125KVA DG SET = 250 KVA STEP UP TRANSFORMERS

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what happen if we supply ac to the field of a alternator?

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