Engineering Interview Questions
Questions Answers Views Company eMail

What is making & breaking current ???

JLL,

205

Where can i get practical knowledge of solar system?

204

What is contract demand in solar system?

254




Explain the operation of grid connected central solar inverter ?

287

Consumption of Binding wire for fixing of cover block in vertical surface

271

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?

211

how to select correct size of power cable for inverter duty motor

75

Basic questions asked in HPCL(instrumentation) in refinery section

HPCL,

1 229


What value of resistance required between Saftey earth and instrunment earth , maximum and minimum values required

1 198

What is the safety of UPS?

102

What is componsation

Nagarjuna Construction,

95

What does the letter CTNM in negative phase sequence relay means?

48

Dof of Water is.... critical temperature

NTPC,

60

What type of questions are asked in Tetra pak onlinr test

Tetra Pak,

56







Un-Answered Questions { Engineering }

what are the strength theories for yeilding and fracture materials. state the theory more suited for 1. mild steel or 2. concrete

2435


Hello Friends I had my ONGC test today,but it was very bad.But I would give certain suggestions so that u may not face he problem which i had. Be thorough with Electrical Technology.Generators.motors stators etc.There are 5 questions on that. There were also good no.of questions from Hydraulic machine and Production technology. Then 3 from Strength of materials.And remember the dimensional quantities.

923


behaviour of capacitor & inductor in ac circuits at t=0 & t=infinity.

793


Why in screw & centrifugal compressor using rolor bearing

791


Can anybody please refer the best and simple book for about Protection relays and in detail of all its protection ?

832






WHAT IS THE DIFFERENCE BETWEEN PLC AND embedded systems

945


what is the advantage of submersible level transmitter compare to ultrasonic level transmitter?

923


what is mcArther pile?

1447


at what rate the micro controller increment its timer....is it 1micro seconds or 1/(12*10^6) seconds

617


for a 500 KVA connected load, I calculated 30% of capactor for power correction. Even after using 225 KVR capactor PF is not improving. What could be reason for low Phase correction factor?

779


why we give dedusting steam in feed gas coils in convection section of primary reformer?

1428


how synchronous condenser is used in place of synchronous generator with out negotiating IEEE standards? Can i use 3 generators as synchronous generators and 2 generators as a synchronous condensers in an IEEE 14 bus system with out disturbing the standards?

880


I am electronics and communication engineer.i have applied for jr.executive at airport authority of india..plz recommend me any book on AAI and plz forward me last year question paper and interview question..i"ll be highly obliged...my email id is divya1220@gmail.com.

774


l&t switch FN 63 handle position can we change

1321


reversing of each word in the string

825