Explain why inductance of the iron cored coil changes with
current?
Answer Posted / balaji
inductance of coil depends on number of turns of the coil.if
turns vary,resistance will defenitly vary,so current changes
and viceversa
Is This Answer Correct ? | 6 Yes | 7 No |
Post New Answer View All Answers
2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?
what is 400kv doble circuit quadpole tower?
How does cost of generation from hydropower plant compare with other sources of electricity?
How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???
does any one know where we can purchase insulation oil for high voltage oil filled cables
what are the protecyion of transformer & generators
please explain how to do 'pole drop test' on generator?
Pls explan the OLR setting in VCB at HT yard
what is differnce btwen lll and lllg faults
How Diesel Generator start ?
State angle criterion.
Show Details FROM:Muhammed Ikram TO:qa@allinterview.com Message flagged Saturday, June 4, 2011 10:07 PMMessage bodyHello all, i want to ask a question to all of you that what is VMM (voltage monitoring module )? how it work,s? i heard somewhere that it compare 1 phase voltage to other phase voltage. but there is also some setting on it. how to set it,s setting. please tell me briefly. Thank,s and Regard,s. Muhammed Ikram.
What about electrical Units. discrive in detail
For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?
What is difference between Sample test and Routine test in safety standard?