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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.

1377

In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?

1494

How to calculate VCB rating for 33KV ,25 MW Power line?

1808

Why we are use dol starter up to 10 hp

1441

can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

1577

how to test power transformer.YNd11

1619

300m long and 30kw inductive loade 3phase supply how many size cable required

1495

How many size of cable required for a 300m long and 30kw inductive lode

1357

Is it possible we are step down 11 kv to 230v ?

Fedco,

2 3059

What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?

1512

Which standard we are following earthing resistance test

1476

Why is water motor not taking the pressure? what is the problem?

1642

Why Water motor is not taking a load or pressure while everything is correct. (Note: Motor running properly)

1461

What is safety of Ht panel

1716

how to calculate the magnetizing current of ct ( 800A/1A) for Relay 64

Cadsys,

1503


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

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

2098


How we can come to know the substation range,without go through any name plate ?

2160


for what purpose the star point is done in ct

1474


What is the formula for calculating the Instantaneous Short Circuit & overcurrent for any breaker

2071


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.

3636


what are safety measures in /control in diesal engine/ explain them?

1847


Write down the name of 2 lady Bir Pratin of Bangladesh

2041


Why earthing is necessary for any equipment?

1800


how we calculate the dick for a pole?

2248


For overhead protection we use which transformer?

2564


EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

1957


How would you calculate power loss in a resistor?

1137


i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?

1880


Draw the DOL starter and star delta starter drawing?

3044


Which type of questions well asked. ?

1777