The primary function of a fuse is:

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To prevent high current flow

To close the circuit

To reduce the flow of current

To open the circuit

answer is B.

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Detailed Solution

A fuse is a very thin safety piece of wire that will melt and break the circuit when a large electric current flows through it. It saves other electronic devices from getting damaged due to high electric current.

Therefore, we can say that the primary function of the fuse is to prevent high current flow.

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