Question

Why helicopter cannot fly in thin air and plane can?

Answer 1

hєllσ dєαr..........



ɪᴛ's ᴇssᴇɴᴛɪᴀʟʟʏ ᴛʜᴇ ғᴏʀᴄᴇ ᴛʜᴀᴛ ᴏᴘᴘᴏsᴇs ɢʀᴀᴠɪᴛʏ ᴀɴᴅ ʜᴇʟᴘs ᴋᴇᴇᴘ ʜᴇʟɪᴄᴏᴘᴛᴇʀs (ᴏʀ ᴀɴʏ ᴏʙᴊᴇᴄᴛ) ᴀɪʀʙᴏʀɴᴇ.

ᴀɪʀᴘʟᴀɴᴇs ғʟʏ ʙʏ ɢᴇɴᴇʀᴀᴛɪɴɢ ʟɪғᴛ ᴛʜʀᴏᴜɢʜ ᴛʜᴇɪʀ ᴡɪɴɢs; sɪᴍɪʟᴀʀʟʏ, ʜᴇʟɪᴄᴏᴘᴛᴇʀs ᴀʟsᴏ ɴᴇᴇᴅ ʟɪғᴛ ᴛᴏғʟʏ ᴀɴᴅ ʜᴏᴠᴇʀ ɪɴ ᴛʜᴇ ᴀɪʀ. ...

 ᴛʜᴇ ʀᴏᴛᴏʀs ᴘᴜsʜ ᴀɪʀ ᴅᴏᴡɴᴡᴀʀᴅs, ᴀʟʟᴏᴡɪɴɢ ᴛʜᴇ ᴄʜᴏᴘᴘᴇʀ ᴛᴏ ᴍᴏᴠᴇ ᴜᴘᴡᴀʀᴅs ᴀɢᴀɪɴsᴛ ᴛʜᴇғᴏʀᴄᴇ ᴏғ ɢʀᴀᴠɪᴛʏ.