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

how harmonics are generated due to nonlinear load & how harmonic filters work?

1 5234

why we are using earth pit in sub stations.?

2176

what is IS

GMR, JMC, JMC Projects,

12 20052

How to know proportions of cement, sand, aggregate in different types of grades like M5, M10, M20, M30?

NCC,

6 14252

What is the difference between generator and turbo-generator

iGate,

5 23380

1)we r having one problem .one dry type transformer(6.6KV/433V)is taking high magnetizing current on delta connected HV side of "U" phase when compared to other two phases.could any body tell the reason why it is happening? 2)why CT secondary side protection core has got higher winding resistance when compared to that of metering core of same CT?

2 5251

why neutral grounding transformer is used for generator and why it is not used for transformers?

UPCL,

1 5252

why neutral grounding transformer is used for generator and why it is not used for transformers?

UPCL,

2 13439

why we use vsb transmission for video signal transmission and why dont we use ssb transmission?

6 11815

why does rotor rotets?

IBM,

2633

basic differance between electrical and electronic.

Jindal,

1 4660

types of arc quenching methodes

2 5450

how the global warming take place?

1 4133

Why at the starting of induction motor current is high?

5 8900

hi friends can u tell me name of the sites where i can get animation of electrical machines......

1 3835

Un-Answered Questions { Engineering }

Why wind turbines wheels rotate constantly

1055

sir pls tell me . our ct specifications are 120/5 ,2 core , 0.2 and 5p10 class , 30va and 30va buden. insted of 30 va i want use 15 va. can i use?

1516

Which is stronger, tungsten or titanium?

1050

what is alternater & engine genral protection?

2290

a governer in an Ic engine controls the

1198

What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.

2326

can i see mahagenco exam model question paper?

2466

How the annunciator works ? How to do its wiring

2302

what is ps impedance test

2139

what is the soil bearing capacity for a 5 floor multistorey residential building and which type of soil ? what is plinth beam? in wall load calculation center to center column distance is considered or not/

2295

Compare the working principle of gas turbine of capacity more than 10megaW, diesel generator and wind turbine

2166

How can we calculate the per hour productivity of a hydraulic rock breaker,for excavator..

1597

Can we put 3 layers of cable tray while installing tray

2401

what is the minimum and maximam trace width in PCB design? why trace is measured in mils? what is the use of via? why the crystal oscillator is placed near chip?

2129

what should be the no load current for 3 phase ac motors ranging from 5 kw to 1000kw?

1802

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