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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 8309

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

5 13176

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 26640

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

22 56992

campared to ac, in dc corona loss is

4 7499





Describe the control mechanism of missile launcher???

968

what is the difference between thyristors and capacitors

2 6936

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

16 52771

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 3158

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

2 3075

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

4 6308

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

5 4475

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 3936

What is the difference between voltage and emf ?

3 4590

What is complex power?

1 1995

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Un-Answered Questions

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How do I load a database driver with JDBC 4.0 / Java 6?

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Compare csi and vsi?

107


explain how you can parameterize the endpoints in soap ui?

68


What can you contribute to 24 Hour Fitness?

115






What are parameters in a method?

40


How many types of association mapping are possible in hibernate?

1


what is Bank Stock Statement and which companies required bank stock statement, how can we make the bank stock statement

886


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1368


What is the benifit of Distributed cache, why can we just have the file in HDFS and have the application read it?

1


if you are rsm of any repoted company and also you are manage all activity of that company ,how could you manage cost and show profit?

992


how to insert the values in wordpress database.?

7


What is DISM command?

42


Why is sorter an active transformation?

101


Explain what are pre defined queries?

50