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

what is p.s impedance measurement test in earthing transformer?

Greenko,

2419

What are the main factors to be considered(In terms of energy conservation) while selecting a new air compressor?

1 3655

In CT's they mentioned 400/5 or 1250/5, 1000/1 here 400,1250,1000 is Breaker Capacity what is the /5 Explain me briefly

2 5644

In DC while we mention the voltage we are using -48V but in case of AC we mention only 230V not -230V, why we using -48V not 48V

2 5108

when we see the lube oil grade its 15w/40 or 20w/40 in this what is W Explain breifly

1 5061

load combinations how many types for staad design purpose?

Descon,

2164

what are the advantages of Horizontal isolation breakers v/s vertical isolation breakers in medium voltage switchgear class.

NNN,

1 2913

CORRECT INFORMATION ABOUT TRANSFORMERS,what actually transformer is?

6 7832

what are the alternator cooling system? how it is represented?

1 3409

how to calibrate any tansmiter by loop or hart calibrator

2 6230

What is the stander resistance value between the neutral and earth?

Crossdomain, Sepco,

10 23508

What is the difference between load bearing and non load bearing walls? How to distinguish both?

IOCL, L&T, TCS,

6 52714

Define unit atmospheric pressure? Difference between gauge pressure, absolute pressure?

IOCL,

2172

WET BULB TEMPERATURE AND DRY BULB TEMPERATURE?

IOCL,

2370

What is the differance between Digital Energy meter & Static energy meter? why the KWH diferance between both meters.

Raychem RPG,

3 22008

Un-Answered Questions { Engineering }

i want to knowwhat kind of questions in interview in adnoc?

2148

What is kn measurement?

1280

What is rolling stock

2365

I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

2281

State sampling theorem.

1080

Safety of dry type transformer

1968

i have completed b.tech from mechanical engg so plz send me some question paper for entrance exam

2310

What is the difference between cfm (cubic feet per minute) and scfm (standard cubic feet per minute)?

1231

what is the difference in Gas Welding and Gas Cutting?? Second Question is for Huge Casting which method is used??

1833

Explain and give examples about VCB?

3319

why there is a collision in switch

1943

Where barrel pump use?

1867

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2005

what is the purpose of using filters in a protective relaying scheme?

2271

Tell me how would you handle if your co-worker is not co-operating with you?

1129

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