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ÀÛ¼ºÀÚ Uploader : ÀÚÀ¯³«ÇÏ ÀÛ¼ºÀÏ Upload Date: 2019-06-01º¯°æÀÏ Update Date: 2019-06-01Á¶È¸¼ö View : 923

³ôÀÌ h (m) ¿¡¼­ ¶³¾î¶ß·ÈÀ» ¶§ ºÎÅÍ, ¹Ù´Ú¿¡ ´êÀ» ¶§ ¹ß»ýÇÑ ¼Ò¸®°¡ µé¸±¶§±îÁö °É¸®´Â ½Ã°£ T (s) À» ÀÌ¿ëÇÏ¿© ¹°Ã¼¸¦ ¶³¾î¶ß¸° ³ôÀ̸¦ °è»êÇÑ´Ù.

ÀÚÀ¯³«ÇÏ ÇÏ´Â ¹°Ã¼°¡ ¶³¾îÁø °Å¸®´Â ½Ã°£ t (s) ÀÇ ÇÔ¼ö·Î ´ÙÀ½°ú °°ÀÌ Ç¥½ÃÇÒ ¼ö ÀÖ´Ù.

h = (1/2)*g*t^2

t = (2*h/g)^(1/2)

°ø±âÁß¿¡¼­ ¼Ò¸®°¡ À̵¿ÇÏ´Â ¼Ó·ÂÀÌ v (m/s) ¶ó¸é h (m) ¸¦ À̵¿Çϴµ¥ °É¸®´Â ½Ã°£ ts (s) ´Â ´ÙÀ½°ú °°´Ù.

ts = h/v

¹°Ã¼¸¦ ¶³¾î¶ß¸° ¼ø°£ ºÎÅÍ ¼Ò¸®°¡ µé¸° ½Ã°£Àº T = t+ts À̹ǷÎ,

T = t+ts = (2*h/g)^(1/2) + h/v

h^(1/2) = x ·Î ġȯÇϸé,

(1/v)*x^2 + (2/g)^(1/2)*x - T = 0

x °¡ ¾çÀÇ °ªÀ» °®µµ·Ï ±ÙÀÇ °ø½ÄÀ» Àû¿ëÇϸé,

x = (v/2)*(-(2/g)^(1/2)+(2/g+4*T/v)^(1/2))

h = x^2 = (v/2)^2*(-(2/g)^(1/2)+(2/g+4*T/v)^(1/2))^2

ÀÌ µÈ´Ù.


*** Âü°í¹®Çå[References] ***

h = (v/2)^2*(-(2/g)^(1/2)+(2/g+4*T/v)^(1/2))^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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