Question

What do you know about internal and external forces

Answer 1

Hello dear...........



ʟᴇᴛ ᴜs sᴀʏ, ᴏᴜʀ sʏsᴛᴇᴍ ɪs ᴇᴀʀᴛʜ-sᴜɴ sʏsᴛᴇᴍ. ʏᴏᴜ sᴇᴇ, ᴡᴇ ʜᴀᴠᴇ ᴅᴇғɪɴᴇᴅ ᴛʜᴇ sʏsᴛᴇᴍ ғɪʀsᴛ.

ɴᴏᴡ, ᴛʜᴇ ғᴏʀᴄᴇ ᴏғ ᴇᴀʀᴛʜ ᴏɴ sᴜɴ, ᴀɴᴅ ᴛʜᴇ ғᴏʀᴄᴇ ᴏғ sᴜɴ ᴏɴ ᴇᴀʀᴛʜ

( ᴍᴜᴛᴜᴀʟ ғᴏʀᴄᴇs ᴏғ ɢʀᴀᴠɪᴛᴀᴛɪᴏɴ, sᴀʏ )

ᴀʀᴇ ᴛʜᴇ ɪɴᴛᴇʀɴᴀʟ ғᴏʀᴄᴇs.

ᴇxᴛᴇʀɴᴀʟ ғᴏʀᴄᴇs ᴀʀᴇ ᴛʜᴏsᴇ ᴡʜɪᴄʜ ᴀʀᴇ ᴀᴘᴘʟɪᴇᴅ ᴛᴏ ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛ sᴜᴄʜ ᴀs ʙᴇᴀᴍ ᴏʀ ᴄᴏʟᴜᴍɴ.

Answer 2

External forces are forces caused by external agent outside of the system. Internal forces are forces exchanged by the objects in the system. To determine what part should be considered external and internal, mechanical system should be clearly defined.