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

 2 3471

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

 1465

what is the differnce b/w voltage and current

Steel Plant,

8 9854

what do u understand from filter factor of reactor?

 1517

what is the harmonics.

DLF,

3 4651

what is the difference between earth and neutral.

DLF,

9 9874

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

DVC, NTPC,

6 11175

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 3654

what is the resistance value of our human body?

 9 11544

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,

2309

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

 2052

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

 1 3169

how to do the ductor test?

 6545

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

 1 8222

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

 1577

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Un-Answered Questions { Electrical Engineering }

what is the difference between surge protection capacitor and surge arrestor

1810

Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?

2825

What is your acheivements

1665

How I can Compare 120v/60Hz versus 220v/50Hz ? Please tell me both advantage and disadvantage ......

1548

what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

1549




how we arrange the hv side with delta connection in case 33/11kv of transformer.

1530

What are the common sources of energy?

616

I want the details about BHEL company examination.Can anyone able to help me please.

1585

If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

4113

Can we use 230VAC, 63A MCB for 120VAC, 63A supplied heaters load?

1021

IN dc capacitive reactance is??

920

HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?

1550

what r PID controllers?why they r used?what is there purpose?plz Explain in detail

1610

A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE

2063

How to calculate the phase to phase clearness of HT /// LT bus bar?????

1574

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