NTPC Exam Selection Procedure

I have completed B. Tech in Electrical and want to give NTPC Exam so please give me details including Selection Procedure?

[Quick Sam]

Here I am giving you all important details for NTPC (National Thermal Power Corporation) Exam including Selection Procedure of B. Tech in Electrical Candidates.

Campus recruitment:

Qualifications:
Not less than 6.5 CGPA for general and OBC category. Not less than 5.5 CGPA for SC/ST

Branches:
Mechanical, electrical, civil and electronics

Salary Offered:
Rs 6.75 lakh p.a. (Due for Revision)

Recruitment process of NTPC is spread over three months, from July to September. The selection process starts after the 15-20 minute pre-placement talk with students, which is just a one-step selection process:
The technical interview

In the interview, the candidate is judged on his/her understanding followings:
Concepts
Practical application of those concepts
Communication skills
Presence of mind

Some Interview Questions:
Where do you live?
How far is your home from the institute?
Are you a day-scholar or a hosteller?
What is your greatest strength?
How can you justify it?
What is your weakness?
What are the equipments that you would use inbetween when u have to connect a transformer to busbars?
What is the function of an isolator?
Why only 3 phase?
Why not 4 phase & 5 phases?
What are the different types of Circuit Breakers?
Which is the latest one?
Is the voltage distribution on a string insulator same throughout?
If not, then how to equalise it?
How would u decide between whether to use a 2 winding transformer or an autotransformer?
How can u define the efficiency of a transformer?
Why are the generating voltages limited to 33 kV?
If now-a-days we have High voltage insulation systems say XLPE which take up very little space, then why don't we go for higher generating voltages?
What is the symbol of a turbine?
Why is the symbol of that very shape?