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 to identify Motor leads in their order coming out from winding without tag (U1, V1, W1 & U2, V2, W2)?

ABB,

6 51049

What is meant by optimization and what are different ways of optimiztion?

Mobilink,

4124

Why we use Y-Y connection in power transformer (8-10 MVA, 132 kV to 11 KV)and D-y in distribution transformer (2 MVA, 11 KV to 440 Volts)?

4 11548

For the requirement of a furnace of temperature range up to 1200 oC using silicon carbide rods, What is the required rate of transformer needed (please do it with all details)?

Intel,

1920

why Lightning arrestor are made by 2 seperate stack of inslutor but why cvt are in single stack of insulator.

Siemens,

1952

why lightning arrestor are made by 2 stack of insulator but why cvt are fully 1 stack of insulator.

1 4149

why we are maintain phase to phase clearence

4 7027

why generation of electricity in low value voltage

3 5450

what is the difference between servo valve & proportional valve

1 10197

why the insulators are in cofee colour???

Visa Steel,

4 12588

why the tapping of transformer on ht side??????

CTS, OPTCL, Visa Steel,

12 42004

what is maintenance?how to explain

1865

cable selection formulas for electrical load.

Bhel,

1 8133

megger how much voltage will produce ?

4 9302

How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.

2120

Un-Answered Questions { Engineering }

pls, send me jindal steels & power aptitude ques

1872

how to create our resume?

2133

Define What is a kip?

1145

radar

2681

Explain the operation of multistage control of ac voltage controllers with neat diagram?

1053

how is the cable tray designed & how its total length is calculated for an Industrial plant Say for Ex. (500KW Motor Load)

1871

what is the standard values(Megger test) of resistances between L&N,L&E and N&E for a system on IEE regulations?

2228

What difference between ref protection and differential protection ?

1818

If we increase only P what will be controller action ?

2438

How can we derive power factor equation p=vi cos phi?

1028

how the embeded technology works?

1919

What does allotropic mean?

968

What is the RME and explain the full form and what is the RME work?

2805

in a simple IDMT relay we use neutral point of ct for earth fault then what is the requirement of neutral ct and cbct?

2145

What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

2185

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