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

11 kv metering is done in my factory.Meter show PF 1.000 but kvarh lag&lead show 24&94 respectively & Avg.PF is .956 .? is what i do for inproove my PF to 1.000

3 5751

how to check capacitor in general

1 4187

what is the difference between Ith & Iu rating in MCCB. Particularly on SACE ABB Circuit Breaker?

Siemens,

2 18325

I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?

Siemens,

2322

if a member of mass 100 gram travelling with 10 m/s hit another body,and the final velocity is 59 m/s.what is the mass of second member

NTPC,

4 6264

How to calculate transformer capacity requirement for a project site?

ABB,

5 24330

Difference Between B Curve & C Curve in MCB.

3 64849

which fit is this 177-S6?

2075

If any changes done in the process of production what that is called.

1900

What is the difference between sensitive earth fault and restricted earth fault in power transformers?

4 52819

which INDIAN STANDERD in Mention the earth test value?

1 4225

what is the use of piston rings in the engine used for a generator...........

2201

what happen if drive input fail momentry at 48.5 HZ frequency?

1926

what is the reason for drop in freq. from 50 hz at generating side to 49.8 ,49.6 etc.at receiving side???

2 4553

Write the fetch cycle and execute cycle for following instructions:JMPNZ (jump to the given address if the accumulator not equal to zero) RET(return from a subroutine) ADB (add the contents of register B to the accumulator and save result in the accumulator).

IBM,

2218

Un-Answered Questions { Engineering }

Explain how to determine capacitor tolerance codes?

1207

why normally Generator rating are between 11Kv to 22Kv?

4668

what is the effect of duration of earth quake on framed structures ?

2257

If I can absorb 9,000 lux of sunlight in the bottom of a pool what will the temp rise be per hour, per square foot of absorbing material, per gallon be? Temp of pool deck 115 degrees, water temp 75 degrees, 120,000 lux on the pool deck

2132

Explain the difference between latches and flip flop?

967

What are the techniques to measure road difference?

1300

Why you consider yourself suitable for the post

2997

design a LV scheme for a 15 storied building?

1953

Can we test the alignment of End shield and stator of turbogenerator without rotor insertion? Also how to fix maintain the alignment at site installation?

2345

I've an interview for post of Lecturer in a ece Department. Can anyone send me some possible questions that can be helpful for me???????

15813

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

2610

Which liquid would oyu use to dissolve gold?

987

what r you reqired for concrete baching plant?

2308

How to use earthing on shipments.

1446

What are the different alloys of brass?

1101

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