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4-portal-dan-pelengkung-tiga-sendi

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Q (kN/m)<br />

P 1<br />

P 2<br />

P 3<br />

Lengkung:<br />

- lingkaran<br />

- parabola<br />

- kombinasi<br />

A<br />

R 1<br />

R 2 R 2<br />

R 1<br />

B<br />

R AH<br />

R AV<br />

R BV<br />

Tumpuan A <strong>sendi</strong> terdapat 2 reaksi<br />

Tumpuan B rol terdapat 1 reaksi Total: 3 reaksi tumpuan<br />

Terdapat 3 persamaan keseimbangan 3 reaksi tumpuan dapat dihitung <br />

struktur statis tertentu.

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