Question

can radius of curvature be negative if yes why ?????​

Answer 1

ᴀɴsᴡᴇʀ :-

☞ ɪғ ᴛʜᴇ ᴠᴇʀᴛᴇx ʟɪᴇs ᴛᴏ ᴛʜᴇ ʀɪɢʜᴛ ᴏғ ᴛʜᴇ ᴄᴇɴᴛᴇʀ ᴏғ ᴄᴜʀᴠᴀᴛᴜʀᴇ, ᴛʜᴇ ʀᴀᴅɪᴜs ᴏғ ᴄᴜʀᴠᴀᴛᴜʀᴇ ɪs ɴᴇɢᴀᴛɪᴠᴇ.

... ✌✌ʜᴏᴘᴇ ɪᴛ ᴡᴀs ʜᴇʟᴘғᴜʟ

Answer 2

Explanation:

if you are working on coordinate plane then you can take radius of curvature in both positive and negative depending on in which coordinate you are drawing the circle