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Electrical Engineering Interview Questions
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why transmission line 11Kv OR 33KV,66Kv not in 10kv 20kv?

A2Z Group, Baiji Power Plant Gas, Electrical, HCL, Kirloskar, Mepco, NEPC, OAMC, UNI, University of Lahore,

43 113791

What is different between DOL(Direct on line starter), VSD, S/S(Soft starter), and A/T(Auto Transformer)

 2 54468

what is diffrence between neutral and earth wire

Bhel, Esab, MTNL,

23 30977

what is the method to measure the transformer current carrieng capacity in three phase.

 1 7583

Why USe In -48 DC Volt !

 3 4999

what is MAR

NCC,

1 4522

what is the difference withbeen lighting capacitor and motor capacitor?

 2 7178

Hi Friends pls give information regarding BARC written test. am attending by 20-5-2008. mail me to kkumarei@gmail.com or message to 9962122264

BARC,

2 6392

why humming sound occured in HT transmission lines.

GE,

9 28324

WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES ?

GE,

26 22427

hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

 1470

some practicle study shows that the reactive power at the receiving end is not equal to the reactive power at the sending end.But according to theory the reactive power is exchanged by different parts of the network – capacitors and reactors permanently, but is never consumed or produced. Then Where that reacrtive power loss occuring?is there any formula to calculate reactive power loss?

 3 4721

what is self commutation how a thyristor discharges through a capacitor and inductor

 3 15449

why HT voltage rating in multiple of 11

ISRO,

12 28512

what is phase to phase voltage? what is line to line voltage

Exmar, HBL Power Systems,

46 129989

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Un-Answered Questions { Electrical Engineering }

we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1213

Differenciate between circuit wiring and sub main wiring with illustrations

1751

Comment on the working principle of operation of a single-phase transformer.

692

What are the advantages and disadvantages of closed-loop control system?

695

How we calculate the Multiplying Factor of Kwh meter for 3 phase alternator.

1404




what is the VA(Volt-amphere)? define with calculation?

765

determine two methods to find loose connection in operational electrical system?

1227

what is parellel power factor correction?

3407

A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

2115

he compression ratio for a petrol engine generally lies between

694

How PSV sizing being done

1815

can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com

1612

Explain about c.t?

693

Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!

1575

Is it required to do earthing in 2nd shop if earthed armoured cable is laid from 1st shop ?

1422

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