| Other Electrical Engineering Interview Questions |
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|if the back emf eqution for dc motor EB=(QPNZ/60A) THEN
what is the value of A for PMDC MOTOR OR how can dicide the
value of "A"
|What is BUCKBOOST TRANSFORMER and Operation of Buckboost
|We have 420volts, Diesel gen-sets each 750kva 4nos. we are
operating with bus bar duct having 10x150mm for each face
4nos. our question is what is the minimum gap required
between each face? is there any satutory regulations?
|why we multiply 11 in High Electric supply?(eg.11KV, 33Kv,
|when running 2 nos 450kva dg sets in parallel operation ,in
one Dg set power factor and Kvar going to lagging and ampere
suddenly going high,please give me suggestion to correct the
|How to test the thyresitor or SCR by multmeter?
|Why transformer is not rotating?
|how can we charged the battery in DG
|Why star point of star connected motor is not grounded?
Why alternator is operated at lagging power factor?
|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
|What are insulation classes? Tell examples of each of them.
|Which types of Gases occure when mineral oil burnt
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