what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually?

2431

What is the purpose of stand by earth fault protection for transformer ?

2133

How to do cable sizing calculation for 750 A Neutral Earthing resistor for 33kv. the 33kv cable going to swbd. is 630mm2 3 runs.

4825

what is alluminium arm in ab conductors

2056

how to find motors H.P. whout any rating? (only give you a motor and multimeter)

6233

can we conduct the swineburne's test on a dc series motor? why?

2195

what is parellel power factor correction?

4496

Why we use mho Relay in long transmission line?

1501

How many methods use the load flow solution?

1415

If there is major % of Voltage harmonics in the system, how can it be control or reduced?

2040

If o/p power is doubled by how much does the sound increase

1143

What is VSCF windelectrical system?

1988

what is mean by descripiency relay? & wht is its ansi code?

3211

Give some differences between open loop and closed loop control systems.

1224

What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?

1796