Exams › NEET › Physics
Fuse wire is a wire of
- low resistance and high melting point
- high resistance and high melting point
- high resistance and low melting point
- low resistance and low melting point
Correct answer: high resistance and low melting point
Solution
Fuse wires are designed to melt and break the circuit when excessive current flows. This requires a high resistance to generate heat and a low melting point to melt quickly.
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