Question

Two magnetic field lines are never found to cross each other why

Answer 1

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Two magnetic field lines do not intersect each other because if they have intersected each other than it would mean that at the point of intersection the compass needle is pointing in two different directions, at the same time, which is not possible.

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Answer 2

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Nᴏ ᴛᴡᴏ ғɪᴇʟᴅ-ʟɪɴᴇs ᴀʀᴇ ғᴏᴜɴᴅ ᴛᴏ ᴄʀᴏss ᴇᴀᴄʜ ᴏᴛʜᴇʀ. Iғ ᴛʜᴇʏ ᴅɪᴅ, ɪᴛ ᴡᴏᴜʟᴅ ᴍᴇᴀɴ ᴛʜᴀᴛ, ᴀᴛ ᴛʜᴇ ᴘᴏɪɴᴛ ᴏғ ɪɴᴛᴇʀsᴇᴄᴛɪᴏɴ, ᴛʜᴇ ᴄᴏᴍᴘᴀss ɴᴇᴇᴅʟᴇ ᴡᴏᴜʟᴅ ᴘᴏɪɴᴛ ᴛᴏᴡᴀʀᴅs ᴛᴡᴏ ᴅɪʀᴇᴄᴛɪᴏɴs, ᴡʜɪᴄʜ ɪs ɴᴏᴛ ᴘᴏssɪʙʟᴇ.

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