Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Will transformer heating be approximately the same for resistive, inductive or capacitive loads of the same VA rating? Explain.

1 12722

in a dc shunt motor what happens if motor takes high current,no speed

2 4768

What is stray current in DC Traction?

L&T,

2 7033

what is meant by armature reaction & where its happen ?

3 6714

Regarding units, for voltage we are denoting Volts as V but in case of current we are not denoting Ampere as A instead as I..Why..? Any technical reason for this..?

1 4256

how DC motor operating in detail .pls any one guide me .iam not clear idea about that .thank u

2 4879

what is the difference between squirrel cage & slip ring induction motor?

College School Exams Tests, NTPC, Ramyaa Electro Gear,

17 87487

what is ups?how its works?and what is there in static switch how it works?

Bhel,

2 16057

What is C curve and D curve of MCB?

GMR,

3 13579

how give earthing conection to household equipment?

2040

how give earthing to shif and aeroplane which is away from earth?

ABC,

1 4826

in thermal overload relay class 10A indicate what

Reliance,

6 16376

Size of the power cable like 1.5,2.5,4 sq.mm which area calculated from whick area or how specified the size?

MRF,

1 3339

why distribution transformer is uesd in Delta/Star formation?is there any significance in doing this?If yes then breif?

3 9572

why generation is done in delta nad transmission in star? brief

3 9727

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Un-Answered Questions { Electrical Engineering }

Load break swicth maintenance procedure.

1772

what is the power factor used by the PHCN in nigeria? 2. what is the difference between an alternator and generator. 3. Generation of poweris in KV but how is transmission is in MW. 4.If the transmission of power is 20,000MW how can it be increaesed to 80,000MW

8617

what is the circulate the diesel in DG in side pls tell parts name and picture with circulate the diesel

1992

Which device is used for the source of emission of electrons in a crt?

1268

What are test signals and their significance?

1133

What is purpose of reactor?.What is different between line and bus reactor?

1948

Sate maximum power transfer theorem?

1117

What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva

2215

why does a dc machine has high efficiency while working as a generator than as a motor ..

1999

hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

1923

how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...

2225

for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv

1481

how to find number of run cable laying[LT side] for transformer & alternator secondary side? [above condition for getting output power transformer to main panel side] give the example.

2074

How to calculate cable size by using load.?? Any formula...

1385

condition Autotrip facia come on control panel of electrical transmission line?

1573

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