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why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?
HPCL,
1 4468How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?
OCL,
2151. How to calculate the Short Circuit Impedance in Transformer? How to calculate the Short Circuit Impedance in Transformer?
2095What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?
1949While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply
2 8610What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?
1972Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?
2167Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?
1 4210Post New Electrical Engineering Questions
What Is HO factor in power selection
How to calculate Number of Earthing Pits....???
how does a submersible pump work..?
What does Bode plot tell you?
when qty of cable being purchased is not sufficient according to the standard,what should the inspector do to ensure its quality according to the standard?
does the Trivector Meter of three phase automatically takes care of the low power factor and gives the reading accordigly or it does not take care of the Power factor while giving the readings please explain
What is the height of DA, DAL, DB, DC & DDE tower?
What are the two basic types of transformers?
Atwhat condition reverse power relay will act?
how many types are their in switchyard or substation(like D,I TYPE), what is differant between them
As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?
why the protection turbo generators is most complex?
what is the formula for calculating the phase clerance between two phases and phase to earth how to calculate the cable for a motor
5- What is the task (function) of the excitation and isolation transformers in power plant? 6- What is the task (function) of LCI (A), LCI (B) and LCI (COS) in power plant? : LCI (A) and LCI(B) are load commutating inverter for generator turbine starting. , LCI (COS) is load commutating inverter change over switch
apti mainly on logical reasoning, verbal and non-verbal ability (70 percent) and remaining technical. I was in ee but technical had mech ques like on turbines and welding.
