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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is Procedure the procedure to select CT's & PT's in 66kV and above substation?

Infotech, Vijai Electricals,

3 11655

what is extra low voltage system

3 10430

WHY EXCITATION OF SYNCHRONOUS MACHINE IS DC NOT AC

NTPC,

8 16222

Why (In India) we preferably go for +-30 deg connection of transformer? what are the advantages in this connection?

2 4536

operation of diesel generator

1981

What is Antipumping Function & If we have C.T how we find the Ratio ?

1982

How to Convert Gen KW to H.T amps ?

2 6902

at which voltage level arcing ground is occurs ??????????

TATA,

2003

why test lamp didn't glow across 500v megger?

Aurobindo,

4 7801

why we are testing cables with DC supply not with AC supply?

Aurobindo, DEWA, L&T,

9 30795

What is the Difference Between resistance and resistivity?

Sun Pharma,

2 7368

what is the different between surgearrester and lighting arrester

HPCL,

4 8228

why exterrnal C.T. protection is used even though ACB& VCB is having inbuild C.T. protection?

2 5261

what is the different bitween ETP & WTP

Square Pharma,

1 9903

According to IEC60034-14, When the vibration monitoring system required for motor Bearing. above which KW, it is required? and for what type of bearing the vibration probe is provided.

4125


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

What is the tension required for the 25000 CFM AHU belt

2429


Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

3075


Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?

1927


Zone of protection and tripping scheme of arc protection relay.

1820


if the number of poles generated in stator and rotor side of an induction motor are different then what will happen and why?

1843


What is the Load Capacity of Panther conductor (0.2) and dog conductor (0.2) 

2781


What is the previous name of Cox's Bazar

2183


why high speed tripping relay is used in protection circuit why not normal relay

1399


Explain Creepage Distance of Insulator

2166


how is calculated the quantity of weight in hot test xlpe?

2470


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.

2403


Why air circuit breaker off due to power failure?

1155


please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com

2139


Mention the difference between Analogue and Digital circuit?

1092


what happened when we supply a dc current in dc motor?? can it worked properly?

1915