A30°2.5mWaterhingeВL = 2mIn the figure shown, a quarter circle gate AOB is hingedat point B. Force "T" at point A is placed at a 30 degreeangle from the horizontal to keep the gate inequilibrium. Determine the following:a) Total hydrostatic force "F" = Blank 1 KNb) Force "T" to make the system in equilibrium = Blank2 KN

Answered: Image /qna-images/answer/bc85a44f-30b1-41a6-b45d-ff471883c97e.jpg

Answered: A 30° 2.5m Water hinge B L = 2m In the…

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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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.
The maximum force that holds the 4-m-width gate in Figure Q2 (b) close is 50 kN. If oil is being added steadily, determine the maximum h before the gate starts to open. SGoil = 0.86.
A concrete gravity dam has the following data: Maximum water level = 300.00 m Bed level = 220.00 m R.L top of dam = 304.00 m %3D The d/s slope of 0.67:1 starts at RL of 295.00 m U/s face is vertical. Center line of the drainage gallery = 8.0 m from u/s face. Consider only weight of dam, water pressure and uplift pressure. Calculate only the normal stresses at the toe and heel of the dam, assuming 100% uplift pressure at the h eel and 50% at the gallery and zero at the toe.
The sluice gate is a circular arc of radius 5m and angle B=60°. The water level behind the gate flushes to the gate’s topmost edge. Knowing that the length of the gate is 3m (dimension perpendicular to the paper), determine the total hydrostatic force acting on the gate.
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.
The crest gate shown consists of a cylindrical surface which AB is the base, supported by a structural frame hinged at C. it is retaining water on one side. The length of the gate perpendicular to the paper is 8.79 m. use R = 14 m. and 0 = 49 degrees. Determine the angle (in degrees, acute) of inclination of the total hydrostatic force acting on surface AB.
Water flows through the 2-in-diameter pipe at 0.2 ??^3/s as shown in Fig. 5-19a. If the pressure at A is 30 psi, determine the pressure at C, and draw the energy and hydraulic grade lines from A to B. Neglect friction losses and take ?? = 62.4 ??/ft^3
given data : the slope of the dam 2v/1h so the height of the dam 12 m/ the all width of the dam will be 6 m (the width of the rectangular part is b-6)/ the depth of the dam 60m coefficient of sheer resistance = 0.75 gamma concrete 24 KN/m2 tailwater level of water converted into the channel directly behind the dam is 0.5 m (you will see that detail right of the picture drawn) the strip is 1 m (a force acting from water to dam ) height of the dam 12m height of water in the dam 10 m questions? 1- calculate all force in the picture W1/W2/u(uplift force)/Fh1/Fh2?(horizontal and vertical forces must all be calculated ) 2-Determine the dam weight needed to achieve a sliding factor of safety of 1.5 3-Determine the moments imposed at the dam toe. 4-Determine the dam weight needed to achieve an overturning factor of safety of 2. 5-Assuming that the dam downstream is with a slope of 1V/2H determine the dam base width to satisfy the stability requirements? 6-At the dam bottom an emergency…
Determine the head loss in the "smooth" pipe in meters if its friction factor is 0.014. a.12.9517 b.39.5136 c.30.4889 d.99.9358 What gage pressure p1 in kPa, is needed to provide the given flow rate? a.1692 kPa b.1121 kPa c.1328 kPa d.1725 kPa
The 600-Ib, 20ft-wide rectangular gate shown is hinged at B and leans against the floor at A making an angle of 45° with the horizontal. The gate is to be opened from its lower edge by applying a normal force P at its center. A. Determine the magnitude if the hydrostatic force acting on the gate using the hydrostatic panel equations. Express your answer in kips.
A parabolic gate AB is 7 meters perpendicular . Determine the following : 1. Compute the horizontal component of the hydrostatic force acting on gate AB. 2. Compute the vertical component of the hydrostatic force acting on the gate AB. 3. Compute the force at A that is required to prevent rotation about the hinged at B. Note: Always consider the height of the water when determining the pressure .

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