19) M.C.Bs. are normally rated _____ ambient temperature.
Answer is:
25 Degree C
Related Circuit Breakers MCQ - Electrician (Set-1) with Answers
Answer is:
Used for coarse excess current protection
![Which one of the following is not applicable to MCB ?](https://mcqfinder.in/uploads/images/objective-questions/electrician-set-1-circuit-breakers/electrician-set-1-circuit-breakers-id-20-e.jpg)
Answer is: