describe the working of an electric fuse
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An electric fuse is based on the principle of heating effect of electric current. It is made up of thin metallic wire of non-combustible material. ... When an excessive current flows in the circuit, it generates heat in the circuit which leads to melt the fuse due to its low melting point, and it also opens the circuit.
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An electric fuse is an electric device which interrupts the flow of current in an electric circuit. ... A fuse is usually a short piece of wire. The fuse is made up of a material which has high resistivity and low melting point, so that it melts down due to overheating of the wire during high current flow
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