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°íµµ(altitude)¿¡ µû¸¥ À§¼º(satellite)ÀÇ ¼Ó·Â(speed)

ÀÛ¼ºÀÚ Uploader : pleiades ÀÛ¼ºÀÏ Upload Date: 2021-12-19º¯°æÀÏ Update Date: 2021-12-19Á¶È¸¼ö View : 322

Áö±¸°¡ À§¼ºÀ» ²ø¾î´ç±â´Â ¸¸À¯Àη°ú À§¼ºÀÇ Áö±¸¿¡ ´ëÇÑ ¿ø½É·ÂÀÌ ¼­·Î °°¾Æ¾ß ÇϹǷÎ, F1À» ¸¸À¯ÀηÂ, F2¸¦ À§¼ºÀÇ ¿ø½É·ÂÀ̶ó Çϸé, ÀΰøÀ§¼ºÀÇ ¼Ó·Â v´Â ´ÙÀ½°ú °°ÀÌ ±¸ÇÒ ¼ö ÀÖ´Ù.

F1 = G*M*m/(R+h)^2

F2 = m*v^2/(R+h)

F2 = F1 À̹ǷÎ,

m*v^2/(R+h) = G*M*m/(R+h)^2

v = (G*M/(R+h))^(1/2)

ÀÌ µÈ´Ù. ¿©±â¼­,

G : ¸¸À¯Àη »ó¼ö ( = 6.673*10^(-11) (m^3/(kg*s^2)) )
h : ÀΰøÀ§¼ºÀÇ °íµµ (m)
R : Áö±¸ ¹Ý°æ (m)
M : Áö±¸ Áú·® ( = 5.972*10^24 (kg) )
m : ÀΰøÀ§¼ºÀÇ Áú·® (kg)

ÀÓÀ» Àû¿ëÇϸé, v ´Â m/s °¡ µÈ´Ù.

±æÀÌ´ÜÀ§¸¦ km ·Î Ç¥½ÃÇϸé,

G = 6.673*10^(-20) (km^3/(kg*s^2))

°¡ µÇ°í, G ÀÇ °è¼ö ºÎºÐÀ» Gn, M ÀÇ °è¼ö ºÎºÐÀ» Mn À¸·Î ³ªÅ¸³»¸é,

v = (Gn*Mn*10^4/(R+h))^(1/2)

ÀÌ µÇ°í, v ÀÇ ´ÜÀ§´Â km/s °¡ µÈ´Ù.


*** Âü°í¹®Çå[References] ***

v = (Gn*Mn*10^4/(R+h))^(1/2)
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º¯¼ö¸í Variable º¯¼ö°ª Value º¯ ¼ö ¼³ ¸í Description of the variable


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