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 51269

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

Mobilink,

4158

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 11643

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,

1945

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

Siemens,

1978

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

1 4190

why we are maintain phase to phase clearence

4 7136

why generation of electricity in low value voltage

3 5541

what is the difference between servo valve & proportional valve

1 10256

why the insulators are in cofee colour???

Visa Steel,

4 12706

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

CTS, OPTCL, Visa Steel,

12 42303

what is maintenance?how to explain

1893

cable selection formulas for electrical load.

Bhel,

1 8176

megger how much voltage will produce ?

4 9407

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

2150

Un-Answered Questions { Engineering }

why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

2408

Illustrate care labels.

why they were using TRIAC instead relay in some controllers and what is the advantages.

2023

what kind of quetions will ask in BHEL in interview? Plz help me?

2110

What is bolt?

What is the role of silicon as alloying element in steels ?

1090

What is difference between Harmonic and Non harmonic Capacitor Bank?

2925

Mention the importance of sae to the automobile domain.

1111

what is the relation between pitch of steel and depth of slab?

3409

How to Calibrate Ultrasonic Level Transmitter in field

1360

Explain the approximate cost of the following corrosion monitoring systems. Smart pebbles eci-1(embedded corrosion instrument) monitoring cables time domain reflectometry &corrosion penetration monitoring system(cpmp)?

1020

how many shuttering material required for 1000 sq.m built up area.

2374

Explain the Brocades.

how to calculate the cable current ratingand and how much of distance the rating will be ok will the distance is incresed what the action we take

2128

What are the Types Of DPC and its Thickness used?

1434

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