A fuse wire is an alloy of

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Tin and Lead

Zinc and Copper

Lead and Zinc

Copper and Tin

answer is A.

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Detailed Solution

This is because tin and lead has high resistivity and low melting point. Therefore when short circuit takes place it can melt easily. Hence, when excess flow of current passes through the fuse wire then it will not damage the appliances because a fuse wire is used to break the circuit when load is high.

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