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

why connecting surge unit in contactor coil

1885

sir can u plz send me Jindal Steel's mechanical engg. paper and the aptitude paper of previous year....i wud be very thankful to u.... my email id..- suraj.candid@gmail.com

Jindal,

2080

can you please send me the technical questions and aptitude questions of honeywell and jindal steel electrical engg. question paper my e-mail ID is(kkesavanraj@gmail.com)

1994

1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

2546

In EB metering we face problem kva jump even in no load condition.can any one help to control this

1835

how to calculate bus-bar sizes? (copper bus-bars)

2 17830

What is mean by reconditioning & retrofitting of machine tool please brief.

2156

What is GNR ? How much value of ground neutral resistance?

9 14788

Why transformer neutral earthing? What is advantages?

3 6812

Why transformer neutral earthing? What is advantages?

6 49523

What happens if ac is applied to dc systems and vice versa?

5 8793

last week we did the REF relay test by closing single pole (R phase) of CB and apply 380V at the primary of delta transformer. we get 33A at the primary of the R phase star end. but we get 380A at both R an B in delta side. how and why?

Siemens,

1 3687

what is meant by brushed alternator & its working principle ?

1927

Whar is the KvA rating of 33Kv substation & actual kv rating of power generaating station.

2394

What is the difference between relays and contactor construction wise?

2250

Un-Answered Questions { Engineering }

Required amount of Steel bars, cement/ square feet for roofing of residential building upto 3rd floor.

1783

Why self closing sounding pipes are used onboard?

1131

what is the difference between magnetic flow meter and mass flowmeter

1527

if mineral admixture add into concrete then what is the differences between full cement concrete & fly ash added concrete of their SP. Gr.?and for the changes of SP. Gr. what is the changes in concrete

2093

I have certain queries, please help to solve. a) length of pile bore is 4m.excavation quantity will be area * length where area will be pi/4 * dia*dia. Is this right? b) It is a single reamed pile of 300m dia and reamed dia is 750mm. can any body help me to calculate excavated quantity of this bulb(reamed section),, concrete quantity in bulb with showing the formulas to be used?

2088

how does a soft starter works

1879

Explain why the feeding frequency to a microprocessor is twice the operating frequency?

1008

What is the use of chuck?

1086

For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?

1826

why high speed tripping relay is used in protection circuit why not normal relay

1486

Define polyester?

Steering handle (round dial) of motor vehicles (CAR,BUS,LORRY) wiil be designing with two cross supports without 180 degree straightness( it will be little bit cross). Why?

2010

How is propeller fitted in shaft?

1930

trapozidal

2491

i cleared the written xam. for the post of atc now what i am going to prepare for the interview plz.guide me i dnt wanna loose this organisation bcoz its my dream company

1842

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