What is P.F? Formula for calculating PF in HT side?1 5813
Which level of the Transformer oil got dielectric strengh? And why?
formula for cable size calculation for current?10 35486
sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....940
Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .
Why should we hire you over the others waiting to be interview?
What is your acheivements
Is any generator is developed which is operated with out diesal or other expensive source?
Why can't we take NO LOAD TRIAL of motors having V1 mounting??
What is CCT (Correlated Color Temperature) ?
All the socket in a room become very hot, the Wall was also became very hot and the earth conductor also became live, what in your view might be the possible causes?
whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?
what is 400kv doble circuit quadpole tower?
what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks
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)?
Is a d.c.compound motor is use as a booster? how?
what is the meaning of 5% droop or 7% droop in AVR?
when a pure dc signal is sent through a moving iron meter, what will it read?? dc or rms?? when a variable dc signal is sent through a moving iron meter, what will it read?? dc or rms??
what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.