Aptitude Test : 50Questions
Simple test with topics from speed time distance work and other common topics and data interpretation
Technical : 70Questions
Theoretical questions like based on machines,power systems and basic electrical engineering and few numericals and conceptual questions
10 GK questions

Time 10 minutes
Topic:Underdevelopment in India.Who is to blame?
Discussion went on for about 10 minutes.
Someone was asked to conclude to the topic.

Questions on industrial training,favourite subject.
Mine was from protection.Questions from protection schemes and conceptual questions asked.
Ratings and construction of TG sets asked from industrial training.

Basic family background,whether you will be able to cope with life at ntpc,why left previous job or on campus offer.

Don't try to fake in interview and honestly tell what you don't know.
Try to remember rating and basic functioning of all the things you saw in industrial training.

0.55% selection ratio.
1 out 3 candidates selected after being shortlisted for interview.
85% weightage for written and 10% for interview and 5% for GD
Score more in written and more than half the job is done.In interview mainly basic concepts are tested.