1.
What is switchgear?

2.
What is the primary principle of a fuse?

3.
When does the circuit breaker operate in the line?

4.
Which device sends the information to the circuit breaker to interrupt the circuit in case of fault?

5.
Which material is used for the manufacture of bus bars?

6.
How is the bus bars rated?

7.
Which among these are the main characteristics of a fuse element?

8.
Which among the following statement is true related to fuse?

9.
Which among these is the least expensive protection for over current in low voltage system?

10.
For a current upto 10A which material is used as the fusing element?

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