Interview Questions Answers in Electrical Engineering

bhuvnesh wadhwa

{ City } delhi
< Country > india
* Profession * engineer
User No # 86189

Total Questions Posted # 1
Total Answers Posted # 3

Total Answers Posted for My Questions # 0
Total Views for My Questions # 2122

Users Marked my Answers as Correct # 6
Users Marked my Answers as Wrong # 3

Questions / { bhuvnesh wadhwa }

Questions Answers Category Views Company eMail

What is the Difference between Ac Drives and Dc Drives? According to application, speed, Torque, cost, Reliability, Construction, Motor etc... Thankyou !!!

IFFCO, IIT,

Electrical Engineering 2122

Answers / { bhuvnesh wadhwa }

Question { Syscon, 16172 }

The cable area of cross section is 185 sq mm. How to convert this to the diameter.

Answer

185 = Pai*r*r
r*r = 185/Pai
Diameter = ?
Diameter = 2r
Then U can easily find out

Is This Answer Correct ?

3 Yes

1 No

Question { 7613 }

Why do we generate 3 Phase AC Supply? It is possible to
generate 4
Phase and 5 Phase explain it?

Answer

we can Generate 3phase, 6phase, 9phase even 12 phase.
Which is not economical Feasible.
Handling, cost and complexity is too much Increse.

Is This Answer Correct ?

2 Yes

0 No

Question { Areva, 11894 }

why the motor is rated as kw& transformer as kva

Answer

Transformer use step up or down the energy but not be use as
a load.
In case of motor work like a load

Is This Answer Correct ?

1 Yes

2 No