Architecture
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º¸ÀÇ ±æÀÌ°¡ L (m), º¸ÀÇ ³¡´Ü°ú ÁöÁöÁ¡ »çÀÌÀÇ ±æÀ̸¦ L1 (m) ¶ó ÇÏ°í, ÀÛ¿ëÇÏ´Â ºÐÆ÷ÇÏÁßÀÇ Å©±â¸¦ w (kN/m) À̶ó°í ÇßÀ» ¶§, º¸ÀÇ Áß¾Ó¿¡¼­ ¹ß»ýÇÏ´Â ¸ð¸àÆ®°¡ 0 °¡ µÇµµ·Ï ÇÏ´Â ±æÀÌ L1 (m) ¸¦ ±¸ÇÑ´Ù.

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RA = RB = w*L/2

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MC = RA*(L/2-L1) - w*(L/2)*(L/4) = 0

(w*L/2)*(L/2-L1) - (w/8)*L^2 = 0

(w/4)*(L*(L-2L1) - (1/2)*L^2) = 0

L^2 - 2L*L1 - (1/2)*L^2 = 0

2L*L1 = (1/2)L^2

L1 = (1/4)*L

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L1 = (1/4)*L
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