Contoh soal balok kantilever beban merata

Adi Hamdani    April 19, 2013    analisa struktur    2 comments   

∑MA = 0
-2 cos 30° (8) – 2 (4) (2) – (4) (2) + ma = 0
Ma =2 sin 30° (8) + 2 (4) (2)
      = 24 tm

∑H = 0
-HA + 2 cos 30° = 0
HA = 2 cos 30°
HA = √3

∑MB= 0
2(4)6-va(8) + ma = 0
48 + ma= va(8)
48+24 = va 8
VA = 9t

Cek :
∑V = 0
Va – 2(4) -2 sin 30° = 0
9 – 8 – 2 ½ = 0
0 = 0    ok !!!