Question

define lubricant reduce friction

Answer 1

lubricants form a layer on the substance thus reducing the irregularities and hence reduce friction

Answer 2

Explanation:

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ᴀ ʟᴜʙʀɪᴄᴀɴᴛ ɪꜱ ᴀ ꜱᴜʙꜱᴛᴀɴᴄᴇ, ᴜꜱᴜᴀʟʟʏ ᴏʀɢᴀɴɪᴄ, ɪɴᴛʀᴏᴅᴜᴄᴇᴅ ᴛᴏ ʀᴇᴅᴜᴄᴇ ꜰʀɪᴄᴛɪᴏɴ ʙᴇᴛᴡᴇᴇɴ ꜱᴜʀꜰᴀᴄᴇꜱ ɪɴ ᴍᴜᴛᴜᴀʟ ᴄᴏɴᴛᴀᴄᴛ, ᴡʜɪᴄʜ ᴜʟᴛɪᴍᴀᴛᴇʟʏ ʀᴇᴅᴜᴄᴇꜱ ᴛʜᴇ ʜᴇᴀᴛ ɢᴇɴᴇʀᴀᴛᴇᴅ ᴡʜᴇɴ ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇꜱ ᴍᴏᴠᴇ. ɪᴛ ᴍᴀʏ ᴀʟꜱᴏ ʜᴀᴠᴇ ᴛʜᴇ ꜰᴜɴᴄᴛɪᴏɴ ᴏꜰ ᴛʀᴀɴꜱᴍɪᴛᴛɪɴɢ ꜰᴏʀᴄᴇꜱ, ᴛʀᴀɴꜱᴘᴏʀᴛɪɴɢ ꜰᴏʀᴇɪɢɴ ᴘᴀʀᴛɪᴄʟᴇꜱ, ᴏʀ ʜᴇᴀᴛɪɴɢ ᴏʀ ᴄᴏᴏʟɪɴɢ ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇꜱ.

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