[Solved] Which part of the circuit breaker is helpful in breaking the current?

McqMate

Q.	Which part of the circuit breaker is helpful in breaking the current?
A.	Trip coil.
B.	Contacts.
C.	Medium
D.	Handle.
Answer» B. Contacts.

2.9k

0

Do you find this helpful?

36

View all MCQs in

Testing and Commissioning of Electrical Equipment’s

Discussion

No comments yet

Related MCQs

Assertion (A): In comparison to making capacity of a circuit breaker its breaking capacity is normally higher. Reason (R): The breaking capacity of a CB is expressed as √3 * VI * 10-6 MVA
A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3s. What is its symmetrical breaking current?
What is the making to breaking current ratio for an extra high voltage circuit breaker?
The breaking capacity of a three phase circuit breaker is given by
What is the breaking capacity of the air blast circuit breaker?
Which device sends the information to the circuit breaker to interrupt the circuit in case of fault?
A three phase circuit breaker is rated 2000 MVA, 33 kV. What will be its making current?
When using air blast circuit breaker, current chopping is a phenomenon observed when
Which of the following medium is employed for extinction of arc in air circuit breaker ?
With which of the following, a circuit breaker must be equipped for remote operation ?