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- Subject
- Switchgear and Protectionelectrical-engineering-mcqs › switchgear-and-protection
- Published
- 17 Dec 2018
- Last updated
- 28 May 2026
Explanation
The fuse rating indicates the maximum current it can safely carry without blowing. It is expressed in terms of current, not voltage, reactive power, or apparent power.
More Switchgear and Protection MCQs
Practice related questions from the same subject.
- 1.What causes a fuse to blow?
- 2.Compared to a rewirable fuse, what advantages does an H.R.C. fuse offer?
- 3.Where is an isolator typically placed in relation to a circuit breaker?
- 4.Fuses are typically not employed for protection in circuits with current ratings exceeding which value?
- 5.Oil circuit breakers are primarily used in which type of electrical circuits?
- 6.What type of fault does a fuse in a motor circuit primarily protect against?
- 7.Which phenomenon caused by electric current is responsible for the operation of a fuse?
- 8.In which of the following is minimizing power loss a crucial design consideration?
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