Upto what extend the powerfactor of a supply system can be
improved to be cost effective?
what is the use of Reactive power
How Cable Size is determined for a Particular load.
What is the difference between KW & KVA ?
How to test lightning Arrester?
Is it advantages of having star-delta vfd than normal star vfd , if yes why?
What is the maxvoltage drop allowed at any healthy joint at full load ?
what is the switching substation
why some harmonics are disturbing while the others not
why did the BDV test in transformer?
2 Answers Jindal Steel and Power,
In domestic supply, when neutral touches earth the earth leakage trips. Does this mean that if the star (neutral) point of an alternator is earthed that power will flow to earth i.e. a direct short to earth?
draw singleline diagram of star to delta and dol starters
1.stranded resistance values of motors? 2.how to calculate the resistance values of single phase and 3phase motors?