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How does use of a fuse wire protect electrical appliances?

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Question

How does use of a fuse wire protect electrical appliances?

Answer in Brief
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Solution

Fuse wire has low melting point and high resistance. So, whenever there is surge in the electric current, the fuse wire melts and breaks the circuit. This prevents any damage to the electrical appliances. Thus, a fuse wire protects the electrical appliances. 

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Chapter 12: Electricity - Short Answer Questions [Page 94]

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NCERT Exemplar Science Exemplar Class 10
Chapter 12 Electricity
Short Answer Questions | Q 23. | Page 94
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