A dam is used to store water, and a rectangular gate which is hinged at its bottom edge is used to control the flow as shown in figure 1. For this gate, width =1m (in the direction of the page) ,a = 65°, hị = 1 m, and h, = 5 m. ha Water Atmospheric pressure `Gate h2 Hinge Figure 1: Schematic for task 1. (Giancoli et al.)

Structural Analysis
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Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Task 1:
A dam is used to store water, and a rectangular gate which is hinged at its bottom edge is used
to control the flow as shown in figure 1. For this gate, width = 1m (in the direction of the page)
,a = 65°, hị = 1 m, and h, = 5 m.
hi
Water
Atmospheric
pressure
Gate
h2
Hinge
Figure 1: Schematic for task 1. (Giancoli et al.)
a. Describe the forces acting on the gate and the center of pressure.
b. Determine the resultant force and the position of the center of pressure on the gate.
c. What is the maximum gate mass that is needed for it not to fall?
d. Show ye. YR. he, hg, FR, and W on the free body diagram.
Transcribed Image Text:Task 1: A dam is used to store water, and a rectangular gate which is hinged at its bottom edge is used to control the flow as shown in figure 1. For this gate, width = 1m (in the direction of the page) ,a = 65°, hị = 1 m, and h, = 5 m. hi Water Atmospheric pressure Gate h2 Hinge Figure 1: Schematic for task 1. (Giancoli et al.) a. Describe the forces acting on the gate and the center of pressure. b. Determine the resultant force and the position of the center of pressure on the gate. c. What is the maximum gate mass that is needed for it not to fall? d. Show ye. YR. he, hg, FR, and W on the free body diagram.
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