The diagram is a three-hinged semi- circular arch. The horizontal component for the 30 kN force is 30 KN HA 40 kN 50 KN 20 m 20 m 3 hinged arch 60 kN HB The vertical component for the 30 kN force is The horizontal component for the 60 force kN is The vertical component for the 60 kN force is Considering the diagram as a whole body, the vertical reaction at A is Considering the diagram as a whole body, the vertical reaction at B is upward reactions are equal. They are The horizontal reaction at A is The horizontal reaction at B is

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The diagram is a three-hinged semi-
circular arch. The horizontal
component for the 30 kN force is
30 KL
HA
40 KN
50 KN
20 m
20 m
3 hinged arch
60 kN
The vertical component for the 30 kN
force is
HB
The horizontal component for the 60
force kN is
The vertical component for the 60 kN
force is
10
Considering the diagram as a whole
body, the vertical reaction at A is
Considering the diagram as a whole
body, the vertical reaction at B is
upward reactions are equal. They are
The horizontal reaction at A is
The horizontal reaction at B is
The reaction at hinge C is
Transcribed Image Text:The diagram is a three-hinged semi- circular arch. The horizontal component for the 30 kN force is 30 KL HA 40 KN 50 KN 20 m 20 m 3 hinged arch 60 kN The vertical component for the 30 kN force is HB The horizontal component for the 60 force kN is The vertical component for the 60 kN force is 10 Considering the diagram as a whole body, the vertical reaction at A is Considering the diagram as a whole body, the vertical reaction at B is upward reactions are equal. They are The horizontal reaction at A is The horizontal reaction at B is The reaction at hinge C is
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