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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is meant by LT & HT?


5 8431

what is the relation bw voltage and F in capacitor?

TATA, Tata Motors,

3 4205

whether the battery is voltage source or current source?

2 2973

what happens when back charging of transformer is done for longer period

1 6776

How to calculate VA rating for CT or PT or Control Transformer?



How to calculate motor current for 3 ph & 1 Ph motor from KW rating?

3 4501

what is standard height of an energy meter from ground?

2 3283

power requirement of an l.e.d?

2 2616

I have suguna 3 hp pump for my agreeculture work.It deliver the water from 45 feet well .I suffered by powercut.During powercut i got 2phase supply only .My question is can i run the pump in 2 phase supply using capacitor?.Can u explain me how to connect the capacitors?

2 2689

l&t switch FN 63 handle position can we change



will three phase energy meter run without one phase

2 3560

why DG sets power factor is 0.8 lagging.


1 6198

Can i use the B-curve MCB instead of C-curve MCB


please tell me, how i clear the objective test? when i studied form the one book after i solved the objective ,that time i solved that qes. but if i tried solve objective form the other book then i could not solved these que.


can we measure +, sequence current ....? if so how can ???


2 2558

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Un-Answered Questions { Electrical Engineering }

In aerodynamic turbines which element is NOT there a.stator b.compressor c. Fuel intake system


What is the test block protection relay if any body know plz explained


How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations


we are having 15kw and 3kw motor both can run in same time , instead of using copper we are using ug aluminium cable , 35 is suitable for its current carrying capacity..?


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 this safe for X'mer or other equipment?


when we gave dc supply to 220v dc motor its rpm is 1200. then we gave 180v. how many rpm of its motor. gave answer with calculation at my ID....


Why syn. Generators are used for the production of electricity?


what is the total power generation in india?


Testing report of Earthing of 3.15 MVa PTR.


How to decide cable tray size?


Why the field rheostat is adjusted such that the voltmeter reads 380V


What is class ab operation?


Is it required to lay 2 runs of GI wires along with armoured cables from one power DB Machines of higher rating?


Why inductors are installed in electrical circuits?


what is gas turbine intercooling ?