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

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Engineering Interview Questions

Questions Answers Views Company eMail

We have a 1275KVA existing Transformer in a power plant project. Customer want to get it test & confirm whether it is a Dyn1 Transformer or not. Pleae let me know how to test it.

Allied Group,

1 3956

why Transformers power mentioned in KVA?. and why Generators and Motors power mentioned in KW?.

10 14499

What is the actual calculation for transformer short circuit test?.

2462

What is the purpose of Rotor earth fault relay and How to test the Rotor earth fault relay in generators and What is the procedure?.

1 4408

we have read that when the piston goes up and down then the engine works i.e. the suction,compression etc etc. then what happens in the case of big vehicles, which start at stable condition, i.e. how does their piston moves when they are at rest. how suction,compression etc

Bhel,

5 7570

why there is no current in the rotor body althrough the flux linking with it also get changes. why current only flows in windinds not in rotor

Vedanta,

1 5405

why we use condenser in the thermal power plant, althrough the same vapour will be again heated

Bhel,

2154

what is work of planning deptt. in any construction compny (in road project)

bscpl,

2450

what is workmanship.

1 3226

Types of pile, which should be prefer in sandy soil

3 7059

Why motor is not calculated in kva, whereas transormers are calculated in kva

2 5365

WHEN SINGLE PHASE SUPPLY AS 220V, WHY THE 3 PHASE- 4 WIRE MEASURED AS 440 VOLTS INSTEAD OF 660 VOLTS (220 VOLTS PER PHASE i.e 220x3 = 660 volts ).

1 6367

What is the difference between Split ring and slip ring?

8 37364

we specify current in case of feeder but in case of distributor voltage, why?

1811

In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

1977

Un-Answered Questions { Engineering }

what is effect of length of air gap on performance of dc motor and generator?

1886

how net resistance islow in star connection and viseversa in delta connection...? if anybody could explain in detail it wud be helpful.

1605

respected sir, I am Diptiranjan swain have already applied as IFFCO GET ONLINE FORM-2013.kindly,send me one set of previous year question paper.

1948

Define pattern markings?

Tell me what is enzyme?

please send me rrb gorakhpur je teli question paper

3723

What denotes the 5/8mm in the 3300XL 5/8mm proximitor probe?

1399

How to Calibrate Vortex Flow transmitter in field

1270

what is mind in cable

2070

pls tell estimate for 1 kilometre length random rubble masonry 0.90 metre height 0.600 metre width

1579

how to calculate bearing pre-load?

3060

How much ph is maintained of water resistance starter for slipring induction motor ?

2408

How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?

3458

what are the advantage and dis-advantage of 3 phase 4 wire energy meter?

2189

How many % we consider for lap for reinforcement for estimates

1826

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