Question

what is electromagnet ​

Answer 1

Electromagnet ― a soft metal core made into a magnet by the passage of electric current through a coil surrounding it.

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Answer 2

❋ ᴡʜᴀᴛ ɪs ᴇʟᴇᴄᴛʀᴏᴍᴀɢɴᴇᴛ ?

⫸ ᴇʟᴇᴄᴛʀᴏᴍᴀɢɴᴇᴛs ᴀʀᴇ ᴍᴀᴅᴇ ᴏᴜᴛ ᴏғ ᴀ ᴄᴏɪʟ ᴏғ ᴡɪʀᴇ (ᴡɪʀᴇ ᴄᴜʀʟᴇᴅ ɪɴ sᴇʀɪᴇs). ᴛʜɪs ɪs ᴍᴏʀᴇ ᴇғғᴇᴄᴛɪᴠᴇ ɪɴ ᴘʀᴏᴅᴜᴄɪɴɢ ᴀ ᴍᴀɢɴᴇᴛɪᴄ ғɪᴇʟᴅ ᴛʜᴀɴ ᴊᴜsᴛ ᴀ ᴡɪʀᴇ ʀᴜɴɴɪɴɢ sᴛʀᴀɪɢʜᴛ. ᴛʜɪs ᴇғғᴇᴄᴛ ᴄᴀɴ ʙᴇ sᴛʀᴇɴɢᴛʜᴇɴᴇᴅ ʙʏ ᴡɪɴᴅɪɴɢ ᴀ ᴡɪʀᴇ ᴛɪɢʜᴛʟʏ ᴀʀᴏᴜɴᴅ ᴀ ᴘᴏᴡᴇʀғᴜʟ ᴄᴏʀᴇ, ᴍᴀᴅᴇ ᴏғ ᴍᴀɢɴᴇᴛɪᴄ ᴍᴀᴛᴇʀɪᴀʟ, sᴜᴄʜ ᴀs ɪʀᴏɴ.

❋ ᴜsᴇs ᴏғ ᴇʟᴇᴄᴛʀᴏᴍᴀɢɴᴇᴛs :

• sᴏᴍᴇ ᴇʟᴇᴄᴛʀᴏᴍᴀɢɴᴇᴛ ᴜsᴇs ᴀʀᴇ ɢɪᴠᴇɴ ɪɴ ᴛʜᴇ ᴘᴏɪɴᴛs ᴍᴇɴᴛɪᴏɴᴇᴅ ʙᴇʟᴏᴡ:

༆ ᴘᴀʀᴛɪᴄʟᴇ ᴀᴄᴄᴇʟᴇʀᴀᴛᴏʀs.

༆ ᴀᴍᴘʟɪғɪᴇʀs.

༆ ᴍᴀɢɴᴇᴛɪᴄ sᴇᴘᴀʀᴀᴛɪᴏɴ.

༆ ᴇʟᴇᴄᴛʀɪᴄ ᴍᴏᴛᴏʀs ᴀɴᴅ ɢᴇɴᴇʀᴀᴛᴏʀs.

༆ ᴍʀɪ ᴍᴀᴄʜɪɴᴇs.

༆ ᴄᴏɴᴛʀᴏʟ sᴡɪᴛᴄʜᴇs ɪɴ ʀᴇʟᴀʏs.

༆ ᴛʀᴀɴsᴘᴏʀᴛᴀᴛɪᴏɴ.

༆ sᴘᴀᴄᴇᴄʀᴀғᴛ ᴘʀᴏᴘᴜʟsɪᴏɴ sʏsᴛᴇᴍs.

༆ ɪɴᴅᴜᴄᴛɪᴏɴ ʜᴇᴀᴛɪɴɢ.

༆ ʜᴀʀᴅ ᴅʀɪᴠᴇs.

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