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how test transfomer(3 phase75kva) by megger
Explain the method to keep noises low in a control system?
formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?
Brushes are placed at magnetically neutral axis,when brushes reach that point,the armature conductor gets shorted,but it can be seen that the dc supply is also shorted,wont that get damage? help me plz
what size steel armoured cable is required to support 1500kva capacity. would 70mm squared be enough or would I need 90 or 120mm squared 3c plus earth
what will happen if i connect 12 volt battery with 24 volt battery charger.
how to measure the transformer resistance values(dyn11)?and howmuch the minimum value?
what is star delta starter? how it works? give its control and power diagram.
Mention the disadvantages of low power factor? How can it be improved?
what is meant by flywheel and its role in retardation test
I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.
What the formula for calculating no.of earthings & size of earth strip for 100mX90m shop.
what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me
which type of cabel
In CTs tan delta point should be earthed , what is the reason behind it?
