Question

Safety fuse wire used in domestic electrical appliances

Q: Answer-Safety fuse wire used in domestic electrical appliances is made of metal of low

The fuse wire is based on the Joules law of heating which says that when the electric current is allowed to pass through a conductor, the conductor heats up and is proportional to the square of current. The main object of using fuse wire in electric circuit is to provide protection against short circuit or overload current. For this purpose, the material used as fuse wire should have high resistance and low melting point.

is made of metal of low

A Resistance

B Melting point

C Specific gravity

D Conductance

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Safety fuse wire used in domestic electrical appliances

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