Distinguish between neutral earthing and equipment earthing?7 27257
whis is the formula of converting KW into HP ?14 28085
Which type of drive is advantageous AC or DC and why?5 5313
how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)1413
Why the wave trap is put in Y phse only in switchyard?why not in other phases?1 6877
1-What is the difference between absorption factor and polarization factor in insulation resistance test in transformers? and why we inject until ten minutes to get polarization factor?1 5649
2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?1509
3- What is the target from Zero Impedance, Single Phase Imp., S/C Imp. and magnetic balance tests?1324
4-Why we measure the insulation resistance of main core and frame in spite of that must be connected with ground before energize the transformer?3 9832
how will we calculate the copper wire load..
what is meant by vector group of a transformer? How can it be derived?
how will calculate the safe starting current of 3-phase squirrel cage induction motor?
1) Explain why we don't link the two earthing system ht and mv on a pole mounted transformer sub-station.
What is the use of Surge Capacitor in LAVT?
a simple c++ program to calculate simple interst with its data members as private
For high frequency application we use which transformer?
why magnetising curve not start with zero voltage?
how does an encoder work???
What are the advantages of instrument transformer?
What is the difference between resistance grounding system and resistance earthing system?
What is s-domain and its significance?
what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator
What is the function of attenuator in cro?