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

how the capacitor and battery are related in symbol,explain?

BARC,

3 7100

what is the advantages and dis advantages of critical speed of turbine.

Essar,

2079

Three set (each phase contain 2 cable of 400 mmsq CU XLPE AWA) of single core cables are connected to 11 KV motor of 14 MW & the switch gear supplay is taken from 11kv feeder & this supplay taken from 275 KV substation. Problem is one pair cable(L3- 2 cable ) getting very hot & gland melted and damaged in switch gear side. the other two cable haven't any more hot(ambient temp only & L3 haveing 95- 100 Degree C. The same problem happened in 275 KV substation switch gear side also where the supply taken for 11 kv switch gear. But here L2 phese cable had problem. Why it is happening like this?. The cable having temperature different at different location from gland side inthe case of 11KV feeder of 275 kv substation. why ?

2 4496

What is the real function of reverse power relay in generator panel while syncronising?

Triveni,

2205

What is the Minimum winding resistance of motors ( small & big)? referance range

TATA,

2308

What is core CT & it's function?

2070

A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?

1961

A 6.6 KV/ 440V Xformer. what are the imporatant parts & equipment required for it's protection panel.

APTransco,

2252

what are the main Parts of VCB

1 5228

If we want to change a contactor of faulty one what are the conditions want to fullfil

Qatar Shell,

1994

what is the advantages and dis advantages of critical speed of turbine.

2 5113

A 11 KV motor is working. if the supplay is fail. what will happened with it's breaker? Trip / remain the same condition?

4 7075

A 6.6 KV motor breaker is try to Drack OUT by me while the motor running. What will Happened? a, will Trip. b,Drack Out lever will not access c, will get shock d, noting will happened

4 7503

If I want to buy a new Xformer for my plant what are the main parameter will I need to check?

1898

Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?

2 4940

Un-Answered Questions { Engineering }

What is meant by Centre of Buoyancy?

1258

In reclamation works what are the importance of geotextiles and sand?

1149

Iwould like to know barc interview questions

3246

What is the accepted limit to increase the choosen transformer capacity over the load and why ?

3576

how to send request to the direct server rather than proxy server

2056

dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.

1893

What are the operation of igbt?

1036

Define topping?

bus bar design conditions and sizing pls tell me quickly

1898

what is the different between gsm and cdma?

2357

what is ATS & RING MAIN UNIT in Distribution System?And its Function.

1998

What's the difference between looping 0s and 1s in K map?

5114

What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

2169

Define calendaring?

describe about storage allocation and scope of global,exterm,static,local and register variables in c language?

2322

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