WATER RESOURCES ENGINEERING
3rd Edition
ISBN: 9781119490579
Author: Mays
Publisher: WILEY
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Question
Chapter 3, Problem 3.6.2P
To determine
The depth of the oil and the moments of the pressure forces about the base of the plate.
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Students have asked these similar questions
Determine the pressure difference between locations M and N in the figure below
Question 3
A beaker of water has a radius R = 0.06m and a contact
angle 0 = 3.6 degrees. Calculate the surface tension force
around the interface of the water with the perimeter of the
beaker. Determine the horizontal and vertical components
of the force.
SITUATION 8: A suspended bar system consists of two
cross sections as shown in the figure. Initially its lower
surface is 0.8 millimeters above the ground surface. Take
E=205 GPa.
80
I1.2 m
mm?
160
40
kN
mm2
0.8 mm
20. Determine the stress in the 160 mm2 section when a
load of 40kN is applied as shown.
a. 90.8 MPa
b. 204.6 MPa
с. 318.3 МPа
d. 147.7 MPa
21. Determine the stress in the 80mm2 section when a
load 40 kN is applied as shown.
а. 90.8 MPа
b. 204.6 MPa
с. 318.3 МРа
d. 147.7 MPa
|42.4 m>4
Chapter 3 Solutions
WATER RESOURCES ENGINEERING
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- Problem 2 Two 10-kN forces are applied to a 20 x 60-mm rectangular bar as shown. Determine the stress at point A when (a) b = 0, (b) b = 10 mm, (c) b = 25 mm. 10 mm 10 mm 30 mm 10 kN 30 mm 10 kN 25 mmarrow_forwardA steel plate 2.2 m x 1.4 m x 100 mm thick is to be hoisted by a steel cable sling as shown in the figure. Assume the steel weighs 77.3 kN/cu.m. Determine the vertical displacement of the steel plate when suspended if the sling cable is 55 sq.mm. in area. The correct answer is 2.84. Show solution.arrow_forward1. A barrel in the form of a frustum of a cone with a radius of 3m at the bottom and 6m at the top. It is 5m high and is 4/5 full of oil (0.85). Determine the a. Total hydrostatic force acting on the wall of the barrel in kN and b. its line of action from the bottom c. tensile force at the top band d. the tensile force at the bottom bandarrow_forward
- It is necessary to deliver 21.2 cfs to point D in the figure below at a pressure of 40 psi. Determine the pressure at A in psi. The answer should be 45.8 psi. Show free body diagramarrow_forwardThe horizontal top of a concrete column is subjected to the system of forces shown. Represent the resultant of all forces as a force Rat point O and a couple M. Also specify the magnitudes of R and M. Your answer is partially correct. 0.6 m 2 kN 1 kN Answers: R=( R= 8 M = ( i 4 KN -0.8 11.045 M = 5.186 0.6 m 3 KN 0 1 KN 7 KN 0.2 m 0.2 m 3 kN KN 7 i+ kN.m 0.5 m 7 kN 0.2 m 0.5 j+ -3 j+ i -5.1 k) kN k) kN-marrow_forwardQ3. A plate shown in Figure 3, is submerged in oil (s = 0.9) and lies in vertical plane. Find the magnitude and location of the hydrostatic force acting on one side of the plate. Oil Surface 1.5m 2.6 m Figure 3: Composite Areaarrow_forward
- The cross section of a quarter circular concrete block JKL as shown in Figure 5 is located at thebottom of a reservoir. The width (perpendicular to the paper) is 3 m. The specific weight of theconcrete block is 24 kN/m3. The coefficient of friction between the base of the block and thefoundation is 0.43. Determine if the concrete block is stable or not against sliding and overturningif the water is:A. At side XB. At side Y, with the same water level as A.arrow_forwardThe rectangular gate AB shown below is 2 m wide into the paper and supports liquids as indicated. Calculate the total hydrostatic force acting on the gate in kN and locate its point of application from the liquid surface. 1.50 m 2.50 m y S₁ = 0.80 S₂ = 1.70 60° B (hinge) LENGTH AB= 5.50 marrow_forward2.12. Find hydrostatic force on the conical body shown in figure below. (H =2.7m, L₁ L2=0.6m, R=0.9m) H₂O H L₁ L2 Rarrow_forward
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