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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

In separetly excited m/c,we excite the field by a dc source,what not with ac source?

2 4497

there are cam operated switches - why we call cam operated , What is cam ?

1868

what is the differnce b/w voltage and current

Steel Plant,

8 12008

what do u understand from filter factor of reactor?

1921

what is the harmonics.

DLF,

3 5747

what is the difference between earth and neutral.

DLF,

9 11986

What will be the direction of rotation of a Alternator in case it goes in motoring action when connected with grid ?

DVC, NTPC,

6 12942

There is no such thing as a Generator. All power generating devices are Alternator since both generate alternating current since this is the only way electrical power can be generated. In "generators" the alternating current is converted into DC inside the housing of the "generator" in order to give out DC Do you agree? If not please educate me. How else is DC generated if not like above?

2 4465

what is the resistance value of our human body?

9 13670

Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

Jindal,

2677

Please send 110 kv sb station full single line drawing(sld)

2423

Why we are testing a tan delta test in transformer? which purpose conduting that test? and time priode test?

1 3788

how to do the ductor test?

7010

How to select AC3 duty contactor for DOL & Star-Delta starters

1 8911

Briefly describe three methods that are usually used by electricity suppliers to control voltage levels?

2010

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Un-Answered Questions { Electrical Engineering }

Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.

2400

please give me all the Alarm .Trip ,Safety Relays & Conditions of UPS Systems mail me on ashokbabunhce@gmail.com

1747

can we synchronize star system generators with delta system generators?

2002

what are the problems that generally occur in power flows??

3171

What is fault clearing time for Current Limiting Moulded Case Circuit Breaker?.

1747

What is phenomenon of electromagnetic induction and how it works?

1035

ratings of lightning arrester

2006

Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

1711

What is a copper loss or i2r loss pc?

1103

what about SAP/MRP regarding manufacturing of electric motors and all drives?

1984

how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical

2533

What happen to the transformer if the OLTC frequently used for lower and raise occured 50times daily?

1999

pls someone send me sample question papers along with the key.thanks in advance

2335

What happens to a motor if it is connected in Delta connection

1003

In synchronization circuit what is the function of Interposing voltage transformer(IVT)and Reverse voltage transformer(RVT)

11774

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