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GETCO EE Practice Quiz-33
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Question 1
The Electrical power system as shown is to be protected by over current system of protection. For proper fault discrimination, directional over-current relays will be required will be required at which locations.
Question 2
What are Oil switches used for?
Question 3
Which property of SF6 gas makes it most suitable for use in circuit breakers?
Question 4
HRC fuse means
Question 5
Which of the following is true with a solid state relay?
Question 6
Out of the followings, which one is correct in case of a circuit breaker?
Question 7
Molded case circuit breaker is used for
Question 8
The contact resistance of a circuit breaker is about
Question 9
Which relay is used to detect and protect internal faults in a transformer?
Question 10
In the method of arc extinction for a Circuit Breaker the resistance of arc, which one of the following is not an appropriate method for this purpose
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