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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

In the Load Test of 3 Phase Squirrel Cage Induction Motor, 2 wattmeters are used. One of the wattmeter deflects in negative diretion during no load. Why?

CAT,

1 9100

How to design the blower for motor? how to two blowers connected in motor?

Ashok Leyland, TATA,

1 4287

what is Diversity factor in electrical installations

3 15047

how to decide the ratings of the MCCB,MCB in electrification.give me the proper thumb rule or procedure.

ABB,

3188

how to decide the ratings of the busbar in electrification.give me the proper thumb rule or procedure

ABB,

1 4775

why excitor coil of an alternator can fail

3 5938

66kv under ground cable how to layaing in ground any special case two ckt r runing

1939

From an electrical motor & electrical generator, which has more efficiency & why?

Sahi,

1 2900

why we change the direction of winding in rotor ?how we make the north and south pole?

2008

why we r using alternator instead of d.c generator and induction generator

1 3724

why alternator is used instead of dc generator and induction generator

1 3679

what is the full form of KVAR

6 33712

what is ripple ??? what is harmonics ?

ABB,

3 13569

how much current in live 11 Kv distribution Line?

ABB,

1 5516

If we give 2334 A, 540V on Primary side of 1.125 MVA step up transformer, then what will be the Secondary Current, If Secondary Voltage=11 KV?

L&T,

3 7651


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

impliment (AB)`+C to transistor representation

1797


WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB

2605


71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

1634


What is the purpose of stablization resistor in high impedance bus bar protection

1963


Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.

1690


compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor

1742


I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

1547


Name one of major transformer company in KSA ?

1154


what will happen if there is a voltage leakage or current leakage in an electrical train

1963


What is the significance of integral controller and derivative controller in a pid controller?

1114


After synchronization with grid what is the demand value QKVAR and how we will maintain that?

2227


Explain bypass capacitor?

1114


Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?

4281


Why to keep capacitor bank off while generator running.

1742


Define Electrical Insulation and examples of Solid,Liquid and Gaseous insulating materials?

1723