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±×¸²°ú °°ÀÌ ³ôÀÌ y0 (m) ¿¡¼­ Ãʱâ¼Óµµ V (m/s), ¼öÆò°ú ÀÌ·ç´Â °¢ ¥è (µµ) ·Î ¹ß»çÇÑ ¹°Ã¼¿¡ ´ëÇÏ¿©, ÃÖ°í³ôÀÌ ht (m) °¡ ÁÖ¾îÁ³À» ¶§, ü°ø½Ã°£ ts (s) ¸¦ ±¸ÇÑ´Ù.

ÃÖ°íÁ¡ µµ´Þ½Ã°£ t1 (s) Àº °¡¼Óµµ°¡ -g ÀÎ ¿îµ¿À̹ǷΠ³ôÀÌ ht ¿¡¼­ ÀÚÀ¯³«ÇÏÇÏ¿© ³ôÀÌ y0 (m)¿¡ ´Ù´Ù¸£´Â ½Ã°£°ú °°´Ù.

ht-y0 = (1/2)g*t1^2

t1 = sqr(2*(ht-y0)/g)

ÃÖ°íÁ¡¿¡¼­ ¹Ù´Ú¿¡ ´ê´Â ½Ã°£ ¶ÇÇÑ µ¿ÀÏÇÑ ¹æ¹ýÀ¸·Î,

t2 = sqr(2*ht/g)

À̹ǷÎ,

ts = t1+t2 = sqr(2*(ht-y0)/g) + sqr(2*ht/g)

°¡ µÈ´Ù.

y0 = 0 ÀÎ °æ¿ì, ts = 2*sqr(2*ht/g) °¡ µÈ´Ù.

*** Âü°í¹®Çå[References] ***

ts = sqr(2*(ht-y0)/g) + sqr(2*ht/g)
º¯¼ö¸í Variable º¯¼ö°ª Value º¯ ¼ö ¼³ ¸í Description of the variable


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