Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why DC current not used in Transformer action?

Engineers India Limited,

17 24443

What is the difference between AC Drives and DC Drives?

College School Exams Tests, La-Gajjar Machineries, LG, Schneider, SMEL,

14 95928

WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

2710

where we use zero sequence current transformer or core balancing ct.

2 14433

how does relay works?

16 20393

how to calculate the KVAr for an motor for improving the PF

3 19217

Explain how Hormonics will effect the Electrical System?

5 11995

what is the use of neutral?

IOCL,

14 23031

What is the difference between Earthing and Neutral?

13 28034

What is the difference between "Earthing" and "Neutral"?

Power Grid,

10 16683

What will happen if we parallel two transformer with different %impedace?

3 8393

what is the meaning of servo motor. In trains, what type of the motors we are using at the bottom of each compartment

5 10126

why a pure inductive circuit has zero power output?

8 20011

1. Why a DC motor starter is called 3 point starter

ABB, CG, College School Exams Tests, Crompton Greaves, Infosys, Siva,

21 81504

Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

TATA,

2102

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Un-Answered Questions { Electrical Engineering }

how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.

2315

Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

2148

can u tell me the promotion from oiller to enginer

1984

When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?

2121

I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain

2301

A cotter joint is generally used to transmit

1306

What is the actual calculation for transformer short circuit test?.

2512

In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

1990

why surge protectetor work explain with the help of circut diagram?

2064

why we are not giving the zone 1 trip command to the master trip relay

1795

What do you understand by avr?

1100

what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

5164

in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter

2280

The sodium vapor lamp is not glows when it is connected a distance of 5 meters above from gearbox, why ?

3720

my diploma certificate in my higher education college

1664

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