Engineering Interview Questions
Questions Answers Views Company eMail

do we use links in a dc circuit?if so what s its use in it?

1500

what is the right method of laying cable tray if we are using EOT crane in shed, better is below or up

1 1951

what is the difference between synchronization and paralleling?

BARC,

13 39281

what is doubling factor in making current of a breaker?

BARC,

1571

what is meant by 2 within a star in a voltmeter dial?

1524

what is the purpose of measuring % impedence?

1 3267

We operate a 10 Mw facility and we have been experiencing several trips due to fluctuations on the MVAR? We have checked all issues related to the AVR and we have found all OK? Can anyone help us? The grid voltage, internal voltage, all regular parameters look ok. MVAR fluctuate and there it goes the unit? What could be happening? Thanks!

5 4864

Can anyone say that formula of Converting the Diff. Pressure into Flow in Kg/Cm2 or any explaniation of Orifice Plate, Beta Ratio , How to calculate

1 7702

IF ANY MATERIAL AVAILABLE IN MARKET FOR MOTOR PROTECTION INSTEAD OF OLR & CONTACTOR ?

1 3418

HOW WE CAN REDUCE THE CIRCUIT COMPLEX OF STAR-DELTA STARTER .BECAUSE NOW WE USING ONE TIMER RELAY & THREE CONTACTOR FOR MAIN,STAR & DELTA ?IF ANY IDEAS PLZ POST.THANK U

2007

What is PEC??Applications........

Emerson,

1510

What is ERD used in Elevators??

Emerson,

1 2759

What is Diff btw Fire Alarm & VESDA System???

EFY, Emerson,

1942

What is high frequency grounding????Applications........

Emerson,

1 2993

What is FM200 Gas??Applications........

Emerson,

1922


Un-Answered Questions { Engineering }

what is difference between earthingpits,earthing grid & earthing mess?

2062


How should we design a brick column and footing?(note: no reiforcement to be provided) Can you tell me any reference book where i could possibly find this design? Plz help urgently

2068


What Reinforcements Are Used In The Process Of Prestressing?

845


a solid steel rod length 2m dia and 20mm vertically hangs from celling and has a collar firmly atteched to it. above the collar an annular rubber washer of 40mm th. having stifness k = 5n/mm is placed. determine maximum stress in the rod caused by mass of 5 kg falling through a height of 1.2m.

1878


Name the test signals used in control system

807






How to know vacuum in vacuum cylinder of breaker in working condition

1509


i want questions only on code part like general logics in c and java

1423


Differentiate between introns and exons.

676


hi friends can u plz give me some tips on how to prepare for technical interview in E.C.I.L.

2099


Dear Mr B C pal...Can you plz. put some light on principle of operation of Z-Ct in conjunction to its use with 1Cx1000Sqmm HT Cables & Directional Ground Fault / Over Voltage Relays...Regd..Parag v K 9899115632

2255


Explain what is an inverter?

625


What is difference between SMC supportg and Glass Fibre Reinforced Plastic Support.

1866


What is biological neuron?

689


WE know that for Inductor X=2pifL,In DC f=0,then X=0 so,V=IX=0;But In the DC excitation of rotor of AC generator,DC motor field coil which coils are inductor so why does not applying DC voltage short the rotor coil of AC generator and field coil of motor?If it would then DC source might be damaged but it is not happened. Why does the strand conductor of Electrical power transmission line make twist?

3821


# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

1577