Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what type of transformer used in soft ware parks its distribution or power transformer. like 1800 kva

3 2722

what is name of transformer oil ?

OPTCL, L&T, MPSEB, Practical Viva Questions, XLPE, ZGL, Servo, TATA,

56 96578

why are we using resistor in NGR ?

1 2608

What is the difference between AVR and Servo Stabliser


3 9273

What is a Servo Stabliser.

2 2121

what are lightning masts?what is their purpose???


1 1096

why the power cut problems occur in tamil nadu? may i know the exact reason.plz

17 17881

what is the formula to find out how many amps generater takes running on full load.

4 3509

What will happen if an AC induction motor is applied with DC voltage?????????Kindly give all the posssible answers...

2 6548

why all the feeders are designed in a particular manner ... is there any reason for that???


What is the difference between EARTH & NEUTRAL?


13 16842

difference between power surge and switching transient


What is a liquid resistance starter?where it is used??


14 67475

What is over fluxing in transformer?

1 23221

What is difference between PVC cable & XLPE cable?


14 176478

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Un-Answered Questions { Electrical Engineering }

how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?


sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.


what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.


can we make a electric generator,which can not use any type of fuel,air,solar,gas,thermal,coal,petrol,etc and able to produce electrical energy (or self electricity generating generator)


i have 500 amp inductive load of motors ,,,pleas tell me how can i calculate for capacitor bank for improving my power factor to 99 .....calcullations for capacitor bank,,,,


can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?


What is power distribution criteria for converting single phase unbalanced residential load to 3 phase star connected balance system. Does total KW converted to 3 Phase. Means Divided by root 3.


If UG power cable both ends are to be earthed or what? If not why?


what are the installation procedure of high voltage power transformer,CT,CB&PT?


who invented active elements? plz give me the complte details of active elements...


what is mean by Digital Logic Meter (DLM)


what are the principles of a booster converter?


various transmission tower like .,D tower ,K.C.O tower ,C.C.O tower,K.C.R tower ,C.C.R tower ,H.C.O tower in different tons.


3ph motor running with unequal kw and different pf what are the reasons


calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.