For given two hinged semi circular arches A, B and C of radii 5 m, 7.5 – McqOptions

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1.	For given two hinged semi circular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and carrying concentrated crown load 'W', ratio of horizontal thrust at their support will be -
A.	\(2: 1\frac{1}{2} : 1\)
B.	\(1 : 1\frac{1}{2} : 2\)
C.	\(1 : 1 : 2\)
D.	1 : 1 : 1
Answer» E.

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