1.

The simply supported bending moment at the central hinge of a three-hinged arch is 36 kN-m. The span and rise at the hinge are 12 m and 3 m respectively. The horizontal thrust in the arch is

A. 3 kN
B. 6 kN
C. 9 kN
D. 12 kN
Answer» C. 9 kN


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