In india the power supply is always in multiple of 11, eg.220 V, 440 V... what is the reason?
BSES, Electrical, L&T, PSIT,
11 21653What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?
1693What is the difference between Generator Differential Relay and Transformer Differential Relay?
1706Can anyone explain how the vector diagram of a transformer which doesn't have name plate be found whether it is Dy11/Dy5/Yd11 and so on?
TATA,
4 10964Post New Electrical Engineering Questions
Explain the terms real power, apparent power and reactive power for ac circuits and also the units used.
what is distribution board?
Differentiate between kirchhoff’s first law and kirchhoff’s second law?
Iwould like to know barc interview questions
Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?
What is primary and backup protection?
1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?
What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.
What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?
if sf6 gas low in gis what will happen
Advantages of using generator circuit breaker (GCB) scheme in a power station ?
At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?
What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?
Name of the relay of low lub oil presuure in DG sets
What is float cum boost charging system?
