Physics, asked by mhshaikhji, 8 months ago

An artificial satellite is moving in a circular orbit of radius 42250 km. Calculate its speed if it takes 24 hours to revolve around the earth.

Answers

Answered by MissKhushiGupta

$\huge\bold\star\orange{.Answer.}\star$

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➙ʟᴇᴛ ᴜs ᴀssᴜᴍᴇ ᴀɴ ᴀʀᴛɪғɪᴄɪᴀʟ sᴀᴛᴇʟʟɪᴛᴇ, ᴡʜɪᴄʜ ɪs ᴍᴏᴠɪɴɢ ɪɴ ᴀ ᴄɪʀᴄᴜʟᴀʀ ᴏʀʙɪᴛ ᴏғ ʀᴀᴅɪᴜs 42250 ᴋᴍ ᴄᴏᴠᴇʀs ᴀ ᴅɪsᴛᴀɴᴄᴇ ‘s’ ᴀs ɪᴛ ʀᴇᴠᴏʟᴠᴇ ᴀʀᴏᴜɴᴅ ᴇᴀʀᴛʜ ᴡɪᴛʜ sᴘᴇᴇᴅ ‘ᴠ’ ɪɴ ɢɪᴠᴇɴ ᴛɪᴍᴇ ‘ᴛ’ ᴏғ 24 ʜᴏᴜʀs.= 42250

➙ʀᴀᴅɪᴜs ᴏғ ᴄɪʀᴄᴜʟᴀʀ ᴏʀʙɪᴛ ʀ

➙ᴛɪᴍᴇ ᴛᴀᴋᴇɴ ʙʏ ᴀʀᴛɪғɪᴄɪᴀʟ sᴀᴛᴇʟʟɪᴛᴇ ᴛ=24 ʜᴏᴜʀs

➙ᴅɪsᴛᴀɴᴄᴇ ᴄᴏᴠᴇʀᴇᴅ ʙʏ sᴀᴛᴇʟʟɪᴛᴇ s

➙ᴄɪʀᴄᴜᴍғᴇʀᴇɴᴄᴇ ᴏғ ᴄɪʀᴄᴜʟᴀʀ ᴏʀʙɪᴛ

sᴘᴇᴇᴅ ᴏғ sᴀᴛᴇʟʟɪᴛᴇ ᴠ

➙ 3.073 ᴋᴍ/s..

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Answered by prabhath222

Answer:

=3.07 km

Explanation:

Distance covered by the satellite in 24 hours

s=2πr

=2×3.14 × 42250 = 265464.58 km

Therefore speed of satellite,

v =

distance travelled

time taken

24×60×60

265464.58

=3.07 km

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