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Engineering Interview Questions
Questions Answers Views Company eMail

what is the source of time varying electric feild?

 1 2443

what is the source of time varying magnetic field?

 2 2986

charge at rest result in e.f and charge in motion result in m.f then how can an accelerated charge give rise to emf wave? then there should be no e.f due to acc charge as it rise from charge at rest?

 1509

how can power amp inc the power without inc the voltage or current values?

 1712

my question is that....few days ago i had installed a three phase motor starter for an electric saw.the motor will run and make the hydraulic pressure which will be goes to pressure cylender by up and down lever.two number of limitswitches are also installed on cylinder for safety of motor.now when the arm of cylinder reaches to the upper or lower limit it will cut the motor's line.and motor will be stop.now wana know that what will i do that motor runs continue after the limitswitch cut it down but it shold not be made any pressure.pls answer me in brief.

 3 3465

I want to calculate how much capacitor we connect to maintain the unity power factor? Is there any formula? Pls give me the answer

 1447

what is the difference between anf & centrifuge?

 2349

what is the working principle of thrust pump in centrifugal chiller.

Blue Star,

2357

what us diff between shaping & hobbing m/c

 1 9897

What is stripping?

 2 5475

why direction of angular acceleration is not find out by right hand rule?

 1744

if my 6 kva UPS gives 20 min. backup at 100 % load, then at 25% load what is the backup time?

 17 14997

Among the following Which is vector quantity? a. Flux b. permitivity c. flux density d. magnetic intensity

 2 3538

how much allowable resistance that can be difference in motor all coils?

 1815

how can check the resistance of battery contact?

Cipla,

1775

Un-Answered Questions { Engineering }

What is servo motor and what are the applications of servo motor?

2258

What should be the values of settling time, peak time, steady state error, overshoot, rise time, MPOS (Maximum percent over shoot) to keep the system in transient state, to keep the system in steady state ?

1760

How to design binary to gray code converter?

3199

what does a k rating in a transformer means?

2043

What happens when two positively charged material is placed together?

696




I'm a first year student of B.E Mechanical Engineering... How should i prepare myself for getting selected in campus interviews from now itself...? What books should i refer....?

1348

what is the maximim current drawn by 1 phase and three phase welding machine

1446

Explain the Strength of brick?

658

Explain zener breakdown and avalanche breakdown?

610

Explain the fresh water cooling system.

1405

Explain the burnout feature.

599

construction of current tranformer

1457

Explain the toggle state in JKMS FF.

2529

What is meant by gray body?

641

mix design procedure for 1:6 cement mortar

1736

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