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 voltage and ampere rating of all range of HT conductor?

1 4580

What is Delta Connection? What is meant by Forward Delta & Reverse Delta & How Will be the Connection in Power Transformers?

2280

Why armour HT XLPE power cable required to Earth?

1 5301

why we can't use more then 50 hz in india ? Is it possible ?

DVC,

7 10890

generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 3926

WHAT IS THE DIFFERENCE B/W THREE POINT STARTER AND FOUR POINT STARTER

1 5775

Readings of ER300P Trivector meter

6425

what is meant by impedance & transient protection?

2111

What are types of losses in the Transmisson Lines ?

GE,

4 6910

how to claculate earth strip size for 1500kVA transformer for neutral and body

4 38547

why florescent light was flickering?

4 6788

what is formula in determining the size of Circuit Breaker for transformer with the following specifications. 7 units of 1600 volts (primary) and 400 volts (secondary). Both Primary and Secondary will have a circuit breaker which is SF6. What should be the Switchgear Main Breaker Size anf the sizes of each brances Circuit Breaker for Primary.

ABB,

1 4939

how to select diiferent power transformers of same capacity on no load loss and full load loss by economical point of view.?

1977

why do the alternator doesnt have open circuited windings in armature???

1 3616

1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

1895

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Un-Answered Questions { Electrical Engineering }

why the protection turbo generators is most complex?

2046

what are the difference between PLC and embedded

2160

What is the magnetic field (coil DC ) of Turbo Expander?

2077

Why using synchronising methed in DG's sets?

2215

what is the transformer turn ratio formula and give some examples?

2431

What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

1274

How to Preparation of online test

1696

how to test the electrical panel.ht lt mcc pcc.

3782

I need the recommended size for a 3 phase transformer at 13.8 KV Primary and connected loads of 3000 kVA at 4200 volts and 2375 kVA @ 480 volts AC.

2035

For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

3291

what is different between phase and netural

1983

pls tell me function of closing coil of A.C.B.

3384

which type of amplifiers are used in multimete?

2213

at which voltage level arcing ground is occurs ??????????

2071

what is the standard duration after failure EB power

1839

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