3. A rectangular gate 1.4 m in base and 1.8 m high is placed on the face of the water eservoir, as shown in the figure. Its upper portion is hinged and the base is attached to a cylindrical buoy whose weight is 20 kg. The external diameter of the buoy is 2 m and he weight of the gate is 50 kg. The mechanism is such that the buoy will open the gate f water surface will rise higher than 4 m. What is the height of the buoy below the water surface? WATER SURTACE puoy GATE 4 m hinged

3. A rectangular gate 1.4 m in base and 1.8 m high is placed on the face of the water eservoir, as shown in the figure. Its upper portion is hinged and the base is attached to a cylindrical buoy whose weight is 20 kg. The external diameter of the buoy is 2 m and he weight of the gate is 50 kg. The mechanism is such that the buoy will open the gate f water surface will rise higher than 4 m. What is the height of the buoy below the water surface? WATER SURTACE puoy GATE 4 m hinged

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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Problems 4.A rectangular gate 1.4 m in base and 1.8 m high is placed on the face of the water reservoir, as shown in the figure. Its upper portion is hinged and the base is attached to a cylindrical buoy whose weight is 20 kg. The external diameter of the buoy is 2 m and the weight of the gate is 50 kg. The mechanism is such that the buoy will open the gate if water surface will rise higher than 4 m. What is the height of the buoy below the watersurface?
Calculate the resultant of the hydrostatic forces on the gate as shown below. What vertical force P is necessary to lift the gate at point A? Width of gate is 1.60m.
The rectangular gate has dimensions: h=.8m; b=2.4m;c=0.4m;weighs 2 tons. It slides on a plane of inclination θ=70° and serves to plug the conduit of a dam. Considering that the coefficient of friction is 0.35. Determine the magnitude of the tension T needed to move the gate when the water level reaches the elevation of 62 m.
A vertical triangular gate having a height “h” and a base “b” issubmerged in water. Identify the following: 1. Depth of center of pressure with its vertex at the liquid surface.2. If the vertex is 1 meter below the surface, determine the locationof center of pressure from the surface if b = 4 m and d = 3 m,and3. determine its hydrostatic pressure on one side of the gate.
Determine the magnitude and location of the total hydrostatic force acting on the 2m x 4m gate shown in the figure. Ans. F= 733.16kN, 1.844m from the bottom of the tank parallel to the gate
A circular door having a diam. of 3m closes a horizontal duct from a small diam. as shown. The center of the door is 4.5m below the dam’s water level. Assuming the unit weight of water is 9.79 kN/m3. Compute the hydrostatic force acting on the door.
Gate AB in the figure is 16 ft long and 8 ft wide. Neglecting the weight of the gate, Find the Force acting on the gate shown, if P is –15 kPa (suction), and its location from the hinge, the tank is 3 meters wide.a. P=304.74 kN, 3.30 m c. P=979.74 kN, 2.75 mb. P=529.74 kN, 2.96 m d. P=678.95 kN, 2.87 m
A sector-shaped sluice gate having a radius of curvature of 5.4 m is as shown. The center of curvature C is 0.9m vertically below the lower edge A of the gate about which the gate is constructed to turn. If the water level is 2.4m above the lower edge of the gate (a) Determine the magnitude (in kN) and direction (R or L) of the horizontal component of the force acting on the curved gate AB. (b) Determine the magnitude (in kN) and direction (U or D) of the total vertical component of the force acting on the curved gate. Determine the magnitude of the total force (in kN) acting on the gate. Determine the angle that the total force acting on the gate makes with the horizontal.
A rectangular gate which is inclined 90-degrees with respect to the horizontal and has a 4.1 m width and 13.7 m height, is being submerged in water with its top edge is 5.0 m above the water surface. Find the induced total hydrostatic force(in kN) on one side of the gate. Answer in two decimal places. Numerical values only. Don't indicate units here, just on the submitted solution.
A Triangular gate having a horizontal base of 1.30 m and an altitude of 2 m is inclined 45o from the vertical with vertex pointing upward. The base of the gate is 2.70 m below the surface of oil (s = 0.80). What normal force must be applied at the vertex of the gate to open it? Show figure
A vertical gate 1.50 m wide and 2.0 m high has water on one side and is inclined 45° with the horizontal. Water is 1.60 m above the top of the gate where the hinge support is located. Compute the location of the center of pressure from the bottom. (Multiple choice a. 0.383m b.0.883 m c. 0.338 m d. 0.838 m)
An open horizontal tank 2 m high, 2 m wide and 4m. long is full of water. a) How much water is spilled out when the tank is accelerated horizontally at 2.45 misec in a direction parallel with its longest side? b.) What is the porce acting on the side with the greatest depth? c.) Compute the required accelerating force.