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DRDO Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Two electronic energy meters are connected to seperate phase wires, but connected to a looped neutral. Are these going to function correctly?

8 6659

why we use star connection on the primary side of a transformer?

5 11104

Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 21290

What happens if a three phase induction motor is suddenly single-phased while running? Which type of winding connection will be affected?

22 49163

campared to ac, in dc corona loss is

4 5767





Describe the control mechanism of missile launcher???

649

what is the difference between thyristors and capacitors

2 5760

two bolbs of 100w and 40w respectively connected in series across a 230v supply.which bolb will glow bright and why?

16 42275

A separately excited dc motor having 2 ohm armature resistsance draws a current of 10A and torque developed is 20 Nm under rated field condtion. the speed of the motor under the rated field condtion , when it is connected to a 100V DC source and delivering 10Nm torque....

2 2672

WHAT ARE THE BELT HORMONICS IN AC MACHINE HOW TO REDUCE IT

2 2435

if u give d.c. supply to transformer primary then what happen.&why??????????????

4 5563

In simply words(not explain any formula )what do you mean by power factor.?

4 3484

What is the minimum load that you can keep in a 3 Phase 40 KVA Diesel Generator? Is it neccessary to load all the 3 phases? Can a phase be left without load?

2 3260

What is the difference between voltage and emf ?

3 3737

What is complex power?

1 1506

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Un-Answered Questions

Does it have delta facility?

938


I have,on an average spent 2.5 years in every company that I have worked for. Only this time I am planing to move out in 6 months. I am being asked the same question in every interview, as to why I am leaving so soon. I cant tell them that I do not like the current company that I am working for. What is the best answer that I can possibly give? I am being judged for stability wihch is not true in my case

884


What r the features,u take care in prototype testing?

919


Why do you create a text checkpoint on a Web application? What is the purpose of the Close method?

654


recently release the 6.0 version not succede in the market why?

651






WHAT IS THE QUALITIES OF UCOBANK AND HOW POSITION IN INDIAN BANKING.

964


whtch file system support the tcp/ip , http protocal and ftp protocal?

880


Differentiate between data base and data mart?

806


Transmission through a short line depends on

739


how to charge for Annual Maintanence

623


Hi i am Ramesh want to know that which course in sap is most suitable for my younger brother who has BSC qualification and is this course is job oriented

743


How many ways we can access file using VB?

855


Expand-------IETF

842


HOW TO CALCULATE PF, ESI, VAT, SALES TAX ETC.,

1184


where do u put the report file

790






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