Biology, asked by Anonymous, 8 months ago

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Answered by Anonymous
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Iɴɪᴛɪᴀʟ ᴅɪsᴛᴀɴᴄᴇ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ ᴅʀɪᴠᴇʀs=80ᴍ

Fᴏʀ ᴄᴀʀ 1,

Iɴɪᴛɪᴀʟ ᴠᴇʟᴏᴄɪᴛʏ (ᴜ)=70×5/18 ᴍ/s=350/18 ᴍ/s

Fɪɴᴀʟ ᴠᴇʟᴏᴄɪᴛʏ (ᴠ)=0

Aᴄᴄᴇʟᴇʀᴀᴛɪᴏɴ (ᴀ)=-5ᴍ/s^2

Aᴘᴘʟʏɪɴɢ ᴛʜɪʀᴅ ᴇϙᴜᴀᴛɪᴏɴ ᴏғ ᴍᴏᴛɪᴏɴ,

ᴠ^2-ᴜ^2=2ᴀS. (Wʜᴇʀᴇ S ɪs ᴅɪsᴘʟᴀᴄᴇᴍᴇɴᴛ)

Oɴ sᴏʟᴠɪɴɢ ᴡᴇ ɢᴇᴛ S=37.8ᴍ (Aᴘᴘʀᴏx.)

Fᴏʀ ᴄᴀʀ 2,

Iɴɪᴛɪᴀʟ ᴠᴇʟᴏᴄɪᴛʏ (ᴜ)=60×5/18=50/3 ᴍ/s

Fɪɴᴀʟ ᴠᴇʟᴏᴄɪᴛʏ (ᴠ)=0

Aᴄᴄᴇʟᴇʀᴀᴛɪᴏɴ (ᴀ)=-5 ᴍ/s^2

Aᴘᴘʟʏɪɴɢ ᴛʜɪʀᴅ ᴇϙᴜᴀᴛɪᴏɴ ᴏғ ᴍᴏᴛɪᴏɴ,

ᴠ^2-ᴜ^2=2ᴀS. (Wʜᴇʀᴇ S ɪs ᴅɪsᴘʟᴀᴄᴇᴍᴇɴᴛ)

Wᴇ ғɪɴᴅ S=27.8ᴍ (Aᴘᴘʀᴏx.)

Tʜᴇʀᴇғᴏʀᴇ, ᴛᴏᴛᴀʟ ᴅɪsᴛᴀɴᴄᴇ ᴛʀᴀᴠᴇʟʟᴇᴅ=37.8+27.8=65.6ᴍ

Sɪɴᴄᴇ ɪɴɪᴛɪᴀʟ ᴅɪsᴛᴀɴᴄᴇ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ ᴄᴀʀs ᴡᴀs 80ᴍ, ᴄᴏʟʟɪsɪᴏɴ ᴡɪʟʟ ɴᴏᴛ ᴏᴄᴄᴜʀ.

Tʜᴇʏ ᴡɪʟʟ ᴄᴏᴍᴇ ᴛᴏ ᴀ sᴛᴏᴘ ᴀᴛ ᴀ ᴅɪsᴛᴀɴᴄᴇ ᴏғ ᴀʀᴏᴜɴᴅ 14.4 ᴍ ғʀᴏᴍ ᴇᴀᴄʜ ᴏᴛʜᴇʀ

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