Question:
Define working principle of a fuse.
Define working principle of a fuse.
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Always choose a fuse with the correct rating to ensure optimal protection for your devices.
Updated On: Jan 13, 2026
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Solution and Explanation
A fuse works on the principle of a melting wire. When excessive current flows through the circuit, the fuse wire melts due to heat generated by electrical resistance, breaking the circuit to prevent damage to appliances.
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