Question

what is stress and strain​

Answer 1

「ɪɴ ᴇɴɢɪɴᴇᴇʀɪɴɢ ᴀɴᴅ ᴍᴀᴛᴇʀɪᴀʟs sᴄɪᴇɴᴄᴇ, ᴀ sᴛʀᴇss–sᴛʀᴀɪɴ ᴄᴜʀᴠᴇ ғᴏʀ ᴀ ᴍᴀᴛᴇʀɪᴀʟ ɢɪᴠᴇs ᴛʜᴇ ʀᴇʟᴀᴛɪᴏɴsʜɪᴘ ʙᴇᴛᴡᴇᴇɴ sᴛʀᴇss ᴀɴᴅ sᴛʀᴀɪɴ. ɪᴛ ɪs ᴏʙᴛᴀɪɴᴇᴅ ʙʏ ɢʀᴀᴅᴜᴀʟʟʏ ᴀᴘᴘʟʏɪɴɢ ʟᴏᴀᴅ ᴛᴏ ᴀ ᴛᴇsᴛ ᴄᴏᴜᴘᴏɴ ᴀɴᴅ ᴍᴇᴀsᴜʀɪɴɢ ᴛʜᴇ ᴅᴇғᴏʀᴍᴀᴛɪᴏɴ, ғʀᴏᴍ ᴡʜɪᴄʜ ᴛʜᴇ sᴛʀᴇss ᴀɴᴅ sᴛʀᴀɪɴ ᴄᴀɴ ʙᴇ ᴅᴇᴛᴇʀᴍɪɴᴇᴅ.」♡

Answer 2

Answer:

Stress is defined as the force experienced by the object which causes a change in the object while a strain is defined as the change in the shape of an object when stress is applied. Stress is measurable and has a unit while a strain is a dimensionless quantity