Question

Why an electric fuse is used in the circuit?​

Answer 1

In electronics and electrical engineering, a fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit. Its essential component is a metal wire or strip that melts when too much current flows through it, thereby stopping or interrupting the current.

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Answer 2

$\huge\mathfrak\purple{A}\pink{N}\green{S}\red{W}\orange{E}\blue{R:--}$

ɪɴ ᴇʟᴇᴄᴛʀᴏɴɪᴄs ᴀɴᴅ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ᴇɴɢɪɴᴇᴇʀɪɴɢ, ᴀ ғᴜsᴇ ɪs ᴀɴ ᴇʟᴇᴄᴛʀɪᴄᴀʟ sᴀғᴇᴛʏ ᴅᴇᴠɪᴄᴇ ᴛʜᴀᴛ ᴏᴘᴇʀᴀᴛᴇs ᴛᴏ ᴘʀᴏᴠɪᴅᴇ ᴏᴠᴇʀᴄᴜʀʀᴇɴᴛ ᴘʀᴏᴛᴇᴄᴛɪᴏɴ ᴏғ ᴀɴ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ᴄɪʀᴄᴜɪᴛ. ɪᴛs ᴇssᴇɴᴛɪᴀʟ ᴄᴏᴍᴘᴏɴᴇɴᴛ ɪs ᴀ ᴍᴇᴛᴀʟ ᴡɪʀᴇ ᴏʀ sᴛʀɪᴘ ᴛʜᴀᴛ ᴍᴇʟᴛs ᴡʜᴇɴ ᴛᴏᴏ ᴍᴜᴄʜ ᴄᴜʀʀᴇɴᴛ ғʟᴏᴡs ᴛʜʀᴏᴜɢʜ ɪᴛ, ᴛʜᴇʀᴇʙʏ sᴛᴏᴘᴘɪɴɢ ᴏʀ ɪɴᴛᴇʀʀᴜᴘᴛɪɴɢ ᴛʜᴇ ᴄᴜʀʀᴇɴᴛ.