PowerGrid Placement Procedure & Interview Questions - 2014Company : Power Grid Corporation of India Limited 
Selection Process : Direct Interview
Branch : Electrical and Electronics Engineering

About the Company 


The Power Grid Corporation of India Limited, is an Indian state-owned electric utilities company headquartered in Gurgaon, India. POWERGRID transmits about 50% of the total power generated in India on its transmission network.


Placement Procedure 


Selection Process : Direct Interview

Interview was based on my area of interest. I was interested in Electrical Machines. Also they asked about major project, mini project and summer internship. Other questions were:
  • Two incandescent lamps of 40watt and 100watt of same voltage rating are connected in series. Which bulb will glow more?
  • What are the necessary conditions for connecting transformers in parallel?
  • What will happen if impedances of transformers mismatch?
  • What are IDMT relays?
  • How arc quenching takes place in SF6 CB?
  • Advantages of HVDC transmission?
  • What is skin effect?
  • What are the causes of skin effect?
  • Difference between Triac and Thyristor?
  • What are the transmission line compensation techniques?
  • Difference between auto transformer and two winding transformer?

Suggestions

Study the following subjects thoroughly
  • Machines, Switch gear and protection, Power systems

Post a Comment Blogger

 
Top