Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is the working principle of DC generator ?

DRDL, HCL,

10 20360

In zero voltage we can pass supply to our body means we cant get shock its true ? how we can do it ?

4 6410

what is the difference between brushed alternator ,brushless alternator & permanent alternator ?

1 26683

What is system earthing?what are the types?

ABB,

1 3774

why it is so called as xlpe(cross linked poly ethyline) cable?

2134

How single phase & 3 phase motor select rotating direction ie clockwise/anticlockwise

DRJ ARDE,

6 11281

a 50hz motor to give 60hz whats happening in motor.what happen the motor.

6 9560

in Megger what type of voltage(AC or DC) are produce.how they work.

1 12960

An AC coil to give DC supply whats happen in the coil.what type of problem are create.

2 5098

An AC Motor to give DC supply what happen the motor.whats the problem are create.

2 5365

what type of motor are there in megger how they work.

2 5235

how to avoid electrical shock how capacitor store charges wat are the speed control of induction motors state faradays law flemings left hand rule what is rotary converter wat is transmission and distribution what are the sources of energy abrevation of acb,vcb,sf6,igbt what is output equation of transformer which test copper iron and iron loss are calculated what is eddy current draw a single line diagram (10 marks) draw direct online starter(10 marks)

2026

phase colour is indicated by R Y B (red yellow blue) but in transformer i have seen U V W instead of (R Y B) have any meaning of this

Areva, Kim Yew,

3 21723

how to calculate the capacitor to maintain power factor?

Bosch,

2223

What is expand formation of AYFY cable

HP,

2 6050

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Un-Answered Questions { Electrical Engineering }

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

3248

how much cable size required for 70 kilowatt load.

1738

Is it a better option to procure screw type air compressor rather than reciprocating air compressor?If so, what is the reason?How should we select an air compressor(100 CFM)? Please mention the important parameters of air compressor.

2006

Explain Random and Deterministic signals?

1849

Form S and "c" license application both are same? @ tneb portal

1890

Different types of relay fault which phase sequence??

946

what is the effect of change in supply frequency on load angle of synchronous motor,all other parameters remaining same?

2408

ult of expression 'document.FrmQF.myem

2125

what is the main difference between power devices and signal devices

2229

hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx

1964

rajha power sector details

2097

If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer

2766

What Is HO factor in power selection

2121

why ct's&pt'S out put called as burden,why compelsary short ckt the secondary of ct's while removing the burden?

2366

why ht motors are star connected?

1930

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