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Electrical Engineering Interview Questions
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what happens if a carbon brush is touching the top end of the commutator

 2 3620

Can we use 11kv Trivector Metre or Energy metre instead 33kv Metre at 33kv Over Head Line metering purpose?

Bhel,

5 6677

what is insulation percentage of motor 3 phase and singlephase

Infotech,

1 4499

Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.

 1503

what is a switchgear. what is its work & where it is used?

 5 5631

if i have to use 14 kw what size of power cable can i use and size of earth cable also.

 2 5085

why dc moter are not earthed ????

 2 6250

can anyone tell me the website for star-delta control diagram?

 1 2685

what is the value of current and voltage that our body can resist ?

 3 5353

what is corona

 3 3832

415v 14kw so can u tell me how i can measure the cable size.then size of the earth also

 1 1838

how will be the capacitance generated in a earthed wire???

 1 2803

how is the leakage current flow only through guard wire (when guard wire is connected in the circuit)????

 2 3401

What is Form factor?

NTPC,

2 4147

how to control dc motor?

 1412

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Un-Answered Questions { Electrical Engineering }

after how many spot we must chang secondry cable in portable spot welding gun?

1461

WHAT IS DEGREE OF COMPOUNDING IN D.C MACHINE MEANS? HOW TO READ THE OPERATING CHART FOR ANY ELECTRICAL MACHINES?

4264

Tell me in detail about c.t. And p.t. ?

722

with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

1493

WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

3043




what is EIB lighting control system? what is the advantages of this system?

3198

for compensate 315mh inductance ,how many capaciance required?

1613

description about dry type transformers

1470

What happen when change order of CT in GIS feeder?

1176

HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com

1704

What are the various types of rotor used in the alternators?

616

what are the applications of PLC?

1533

Where burned of electricity,when,who, & why.

1503

What is Phase to Phase clearance for 800V System Operating Voltage as per IEC61439

538

What are gain margin and phase margin?

832

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