Architecture
°ÇÃà Architecture


¿ø»ÔÀÇ ÃÖ´ë ºÎÇÇ(üÀû), ¹ÝÁö¸§ÀÇ ±æÀÌ°¡ R ÀÎ ºÎä²ÃÀ» ÀÌ¿ë, ¹Ø¸é ¿øÀÇ ¹ÝÁö¸§ °è»ê

ÀÛ¼ºÀÚ Uploader : ÇѼַΠÀÛ¼ºÀÏ Upload Date: 2019-04-30º¯°æÀÏ Update Date: 2019-04-30Á¶È¸¼ö View : 440

¹ÝÁö¸§ÀÇ ±æÀÌ R ÀÎ ºÎä²Ã·Î ¿ø»ÔÀ» ¸¸µé¸é, ¸ð¼±ÀÇ ±æÀÌ°¡ R ÀÌ µÇ°í ¹Ø¸é ¿øÀÇ ¹ÝÁö¸§À» r À̶ó Çϸé, ³ôÀÌ h ´Â ´ÙÀ½°ú °°´Ù.

h = (R^2-r^2)^(1/2)

¿ø»ÔÀÇ Ã¼Àû V ´Â,

V = (1/3)¥ðr^2*h

À̹ǷÎ, ´ÙÀ½°ú °°ÀÌ Ç¥Çö ÇÒ ¼ö ÀÖ´Ù.

V = (1/3)¥ðr^2*(R^2-r^2)^(1/2)

(1/3)¥ð ´Â »ó¼ö À̹ǷÎ,

(R^2*r^4 - r^6) ÀÌ ÃÖ´ë°¡ µÉ ¶§, V °¡ ÃÖ´ë°¡ µÈ´Ù.

RÀº »ó¼ö À̹ǷÎ, r ¿¡ ´ëÇØ ¹ÌºÐÇÏ¿© ±Ø°ªÀ» ã´Â´Ù.

4*R^2*r^3 - 6*r^5 = 0

(4*R^2 - 6*r^2)r^3 = 0

6*r^2 = 4*R^2

r = (2/3)^(1/2)*R ¿¡¼­ ÃÖ´ë°ªÀ» °®´Â´Ù.

*** Âü°í¹®Çå[References] ***

r = (2/3)^(1/2)*R
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