| Other Electrical Engineering Interview Questions |
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|which oil is used in transformer?
|what will be efficient rating of ac motor to lift a 10 kg wt
of stone to 10 meter height with input 220V AC 50 Hz
|in three phase with neutral connection, what will happen,if
the neutral is in open condition with single phase
distribution panel ?
|if the rotor of induction motor is purely inductive then
what is the electromagnatic torque.........
|Should the neutral earthing of 33/11KV D-S transformer, be
connected to the earth grid?(Yes/ NO) why?
|I have 90KW Motor 60 Hz,380V Pf 0,88.
after testing the Motor without Load is the no load Current
36 A,but wenn i put load after 2 hours the current increase
more than 156 A.
Can anybode tell me waht is the Problem?
|WE HAVE A PROBLEM THAT THE MAIN DRIVE OF OUR CEMENT MILL HAS
AN EARTHING PROBLEM?TWO OF STATOR WINDINGS INSULATION HAS
BEEN COLLAPSED DUE TO AGING PROBLEM.THE PHASES HAVE BEEN
BYPASSED AND NOW THE LOAD HAS BEEN INCREASED.WE CAN'T
REPLACE THE MOTOR.KINDLY HELP ME BY GIVING SUGGESTION THAT
HOW TO MAINTAIN THE STARTING TORQUE AND CURRENT FOR HIGH
|Why CT secondary should not be kept open?
|what is interlocing and what is the purpose of this?
|why we ht line cable size small rather than lt cable.
|is there interlocking between duty and standby chilled
|Why electrical heaters are not provided with overload
relays in circuits
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