A fuse is used in mains Electric Supply as a safety devices. Which one of the following statements about the fuse is correct? Physics - Questions and Answers

A fuse is used in mains Electric Supply as a safety devices. Which one of the following statements about the fuse is correct?

(a)It is connected in parallel with the main switch

(b)It is made mainly from silver alloys

(c)It must have a low melting point Right sign

(d)It must a very high resistance

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