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Engineering Interview Questions
Questions Answers Views Company eMail

What is the function of a diaphagram

 5 7383

Why we not use 2-20Ma or 1-20Ma

 5 6697

What are three main programming in PLC

 5 7302

What are different type of instrument cable

KOC,

1788

What is passive connection of instrument in different type of I/O module

 1 2283

What is meant by calibration

 5 7018

What is the role of integral in PID controller

 3 6888

Is there is a device to convert mechanical energy to electrical energy

 4 6869

when load increase in generator in island mode, why turbine rpm is reduced

 3035

what is difference betwen genrator and alternator?

Tanfac,

3 4614

what is difference between fuse and breaker?

ABB,

6 8114

why we are discharging h.t supply during shutdown time

 1 3376

what do you mean by earth fault in transformer?

L&T, UPL,

2 16066

what is critical thikness of insulation.

 2 5729

In a HT switchboard where Nos. of Transformers are connected, how to decide Incoming cable size? Whether Cable should be rated for connected load or maximum demand?

Power Grid,

1 5541

Un-Answered Questions { Engineering }

How many battery discharges?

1510

working principle of oil startar

1441

Mention the disadvantages of low power factor? How can it be improved?

666

In what cases (circumstances)we should apply P controller, PD controller, PI controller & PID controller ?

1688

what is meant by impedance & transient protection?

1638




What is the difference between column and strut ?

681

explain transformer ct connection?

1596

Give two basic speed control scheme of dc shunt motor?

613

What are two types of clearance in a turbine?

643

What is the unit of charge and current?

614

Can a gas be used for conducting current?

556

performance test required for a automatic bank teller?

1504

Why are not use ball bearing insted of roller bearing?

1426

My load is 1635 KW. & current pf is 0.884, I have to improve it for 0.99.Please suggest what KVAR value is needed?

1176

postfix expression for x^y^z-m+n+p/q ?

1716

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