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utterfly valve (D = 12 ft ) is used to control the flow er outlet pipe in a dam. In the position shown, the he valve is supported by a horizontal shaft through Water haft is located H = 60 ft below the water surface. Butterfly valve uld have to be applied to the shaft to hold the valve mown? Shaft Atmospheric

utterfly valve (D = 12 ft ) is used to control the flow er outlet pipe in a dam. In the position shown, the he valve is supported by a horizontal shaft through Water haft is located H = 60 ft below the water surface. Butterfly valve uld have to be applied to the shaft to hold the valve mown? Shaft Atmospheric

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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H.W.17/ This a butterfly valve (D = 12 ft ) is used to control the flow in a 12 ft diameter outlet pipe in a dam. In the position shown, the valve is closed. The valve is supported by a horizontal shaft through Water Butterfly valve its center. The shaft is located H = 60 ft below the water surface. What torque would have to be applied to the shaft to hold the valve in the position shown? Shaft Atmospheric pressure 30° Diameter = D
Transcribed Image Text:H.W.17/ This a butterfly valve (D = 12 ft ) is used to control the flow in a 12 ft diameter outlet pipe in a dam. In the position shown, the valve is closed. The valve is supported by a horizontal shaft through Water Butterfly valve its center. The shaft is located H = 60 ft below the water surface. What torque would have to be applied to the shaft to hold the valve in the position shown? Shaft Atmospheric pressure 30° Diameter = D
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