A fuse is made up of a ___ .

thick wire

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thin wire

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wire with a very high melting point

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bad conductor of electricity

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Solution

The correct option is B thin wire
A fuse consists of a thin wire with a relatively low melting point. When the current in the wire increases, the wire heats up and melts. This melts the wire and breaks the circuit. Hence, the connected equipments are protected from large currents.

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