Architecture
°ÇÃà Architecture


³«ÇÏ»êÀÇ Á÷°æ(diameter of parachute) ±¸Çϱâ

ÀÛ¼ºÀÚ Uploader : pleiades ÀÛ¼ºÀÏ Upload Date: 2021-10-03º¯°æÀÏ Update Date: 2021-10-03Á¶È¸¼ö View : 1643

¸ö¹«°Ô M (kg) ÀÎ »ç¶÷ÀÌ ÃÖÁ¾¼Óµµ V (m/s) ·Î ³«ÇÏÇϱâ À§ÇÑ ³«ÇÏ»êÀÇ Á÷°æ D (m)À» ±¸ÇÑ´Ù.

°ø±âÀÇ ¹Ðµµ´Â ¥ña (kg/m^3), ³«ÇÏ»êÀÇ Ç׷°è¼ö´Â CD ÀÌ´Ù.

Ç׷°ú ¸ö¹«°Ô¿Í °°¾Æ¾ß ÇϹǷÎ,

FD = (1/2)*CD*¥ña*V^2*A

·Î ºÎÅÍ,

M*g = (1/2)*CD*¥ña*V^2*(¥ð/4)*D^2

D = (8*M*g/(CD*¥ña*V^2*¥ð))^(1/2)

°¡ µÈ´Ù.

*** Âü°í¹®Çå[References] ***

D = (8*M*g/(CD*¥ña*V^2*¥ð))^(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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