5-85* The width of the rectangular gate shown in Fig. P5-85 is 8 ft. Determine the magnitude of the resultant force R exerted on the gate by the water (y = 62.4 lb/ft) pres- sure and the location of the center of pressure with respect to the hinge at the bottom of the gate. B 3 ft 7 ft
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- One side of the container has a 03-m square door that is hinged at its top edge. If the container is filled with water, determine the smallest force F that must be applied to the bottom edge of the door to keep it closed.The truck carries an open rectangular container that is 3.9m wide, 3.0m deep and 5.0m long, contains oil of density 811kg/m³ to a depth of 2.1m. If it has a constant acceleration of 6.9m/s². Determine the total force(in kN) acting at the rear wall of the container.The curved surface given in the figure is defined by y = 3 x−−√x . Determine the horizontal force and its line of action applied by water on the curved surface. The width of the gate is b = 2.3 m. Take the density of water to be 1000 kg/m3. Height of the water is 5 m
- A 4.5 m-diameter vertical cylindrical milk tank rotates at a constant rate of 15 rpm. If the pressure at the center of the bottom surface is 140 kPa, determine the pressure at the edge of the bottom surface of the tank. Take the density of the milk to be 1100 kg/m3. Draw the FBDDetermine the volume of the body (s=3.0) that is required to keep the gate in the position indicated in the figure. The gate is 2.40m wide and 4.2m long.Using the figure Determine the reaction force on the smooth support at B due to the fluid pressure on the gate. The width of the gate into the page is 1.5 m and the density of the water is 1000 kg / (m3) .
- A tank contains a liquid of relative density 0.80. The height of the tank is 4, and the width of the tank is 2m. The tank is subjected to the acceleration of 5m/s^2 along a 30o inclined plane in the upward direction. Under this condition, there is no loss of liquid. determine the slope of free surface determine the pressure at presureA tank contains a liquid of relative density 0.80. The height of the tank is 4, and the width of the tank is 2m. The tank is subjected to the acceleration of 5m/s^2 along a 30o inclined plane in the upward direction. Under this condition, there is no loss of liquid. determine the slope of free surface determine the pressure at point A and point BA closed tank rectangular in plane with vertical sides is 1.8m deep and contains water to a depth of 1.2m. Air is pumped into the space above the water until the air pressure is 35kN/m2. If the length of one wall of the tank is 3m, determine the resultant force on this wall and the height of the centre of pressure above the base
- The water in a 25-m-deep reservoir is kept inside by a 90-m-wide wall whose cross section is an equilateral triangle. Determine (a) the total force (hydrostatic + atmospheric) acting on the inner surface of the wall and its line of action and (b) the magnitude of the horizontal component of this force. Take Patm = 100 kPa.An open tank containing water is accelerated vertically at 5.8 If the motion is downward with positive acceleration, determine the pressure (kPa) 1.85 m below the surface.The 100cm radius cylinder weighs 3.1 KN and rest on the bottom of a container which is 1.5 meter long. Oil and water are poured into the left and right portion of the container to the depth of 0.8m and 1.4m respectively. Find the magnitude of the horizontal and vertical components of the force which will keep the cylinder touching the container at B.