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15 t/m' (6) Use Culmann's graphical method to find the magnitude of the total earth pressure...
6-12 Use Coulomb's method to determine the magnitude and direction of the total lateral force against...
6-12 Use Coulomb's method to determine the magnitude and direction of the total lateral force against the retaining wall of problem 6-5. Assume the friction angle between the wall and the soil to be 2/3*phi. Make one trial only, using an assumed failure surface at an angle of 60 degrees from horizontal. Problem 6-5 is: Use Rankine's method to determine the magnitude and location of the resultant active force against a retaining wall 6 m high. There is a water...
problem 4: For the retaining wall shown, Determine a. the active lateral earth pressure distribution b....
problem 4: For the retaining wall shown, Determine a. the active lateral earth pressure distribution b. the passive lateral earth pressure distribution c. the magnitude and location of the active lateral force on the wall d. the magnitude and location of the passive lateral force on the wall e. the depth of crack from the surface [use Rankine method] Ignore hydrostatic pressure. y 110 pcf p 12, C 420 psf 30' Y 110 pcf φ 100 C 500 psf Y...
a. using the graphical/semi-graphical (parallelogram law) to determine the magnitude of F1 and inclination theta of...
a. using the graphical/semi-graphical (parallelogram law) to
determine the magnitude of F1 and inclination theta of F2
b. use the algebraic method to determine the magnitude of F1 and
the inclination theta of F2
HW (2-2) The two forces shown act in the x-y plane of the T-beam cross section. If it is known that the resultant R of the two forces has a magnitude of 3.5 kN and a line of action that lies 15° above the negative x-axis,...
a) Use the node-voltage method to find the magnitude of total power developed in the circuit....
a) Use the node-voltage method to find the magnitude of total
power developed in the circuit.
b) Find the magnitude of the total power absorbed in the
circuit
Consider the circuit shown in (Figure 1). Suppose that R-1300 Ω and k-2500 Figure 200 Ω 20 mA kis
7. a) A 10 m high retaining wall supports a fully drained clay soil with a...
7. a) A 10 m high retaining wall supports a fully drained clay soil with a horizontal surface. The soil properties are: y = 18 kN/m²: =25° and c=4 kN/m2. Sketch the distribution of lateral earth pressure acting on the back of the wall, showing all salient values and the depth of the tension zone. Use Rankine's formula as expressed in familiar symbols below Pa = Kath-2c'tan 45º - (10 marks) (b) Determine the horizontal active thrust on the 7.5...
Find vertical deflection and rotation at B. Use unit-load method. 20KN/m 15 KN 4 m 1.5m1.5m5...
Find vertical deflection and rotation at B. Use unit-load
method.
20KN/m 15 KN 4 m 1.5m1.5m5 m
Question 2 (a) A 4 m high masonry retaining wall of width 1.8 is built to...
Question 2 (a) A 4 m high masonry retaining wall of width 1.8 is built to retain a 2-layered soil profile shown in Figure 2 on Bonham Road on Hong Kong Island with a surface sucharge of 20 kPa. The soil parameters are given in the figure. During raining season, ground water rises to interface between Soil 1 and Soil 2. Assume that there is no friction between the vertical wall and the soils. The sliding friction angle between the...
Hinge 3 m A Atmospheric Pressure Stop 30 6 m Water QUESTION 2 Use dimensional analysis to derive an tube. (15 marks...
Hinge 3 m A Atmospheric Pressure Stop 30 6 m Water QUESTION 2 Use dimensional analysis to derive an tube. (15 marks) expression for the height of capillary rise in a glass QUESTION 3 Flow occurs over the spillway of constant section as shown in figure below. Given that y 4.6 m and y 0.9 m, determine the resultant horizontal force on the spillway given the spillway width is 2 m (perpendicular to the spillway section). Assume ideal flow i.e....
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let...
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a=4.0 ft, b=9.0 ft, c=5.0 ft, d=4.0 ft, w = 8 kips/ft and P = 75 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. W X A B C D E a b с For this loading, calculate the reaction forces Ay and Ey acting on the...
* equalization basin * using graphical method ( excel ) solve this problem. a) Graphical method...
* equalization basin *
using graphical method ( excel )
solve this problem.
a) Graphical method Inflow mass diagram Intlow mass diagram Average daily flowrate Cumulative inflow volume, m? Average daily flowrate Required equalization volume Required equalization volume M Time of day Figure 2.- Schematic mass diagrams for the determination of the required equalization basin storage vol for two typical flowrate patterns. The volume required for flowrate equalization is determined by using an inflow cumulative volume diagram in which the...
problem 4: For the retaining wall shown, Determine a. the active lateral earth pressure distribution b. the passive lateral earth pressure distribution c. the magnitude and location of the active lateral force on the wall d. the magnitude and location of the passive lateral force on the wall e. the depth of crack from the surface [use Rankine method] Ignore hydrostatic pressure. y 110 pcf p 12, C 420 psf 30' Y 110 pcf φ 100 C 500 psf Y...
a. using the graphical/semi-graphical (parallelogram law) to
determine the magnitude of F1 and inclination theta of F2
b. use the algebraic method to determine the magnitude of F1 and
the inclination theta of F2
HW (2-2) The two forces shown act in the x-y plane of the T-beam cross section. If it is known that the resultant R of the two forces has a magnitude of 3.5 kN and a line of action that lies 15° above the negative x-axis,...
a) Use the node-voltage method to find the magnitude of total
power developed in the circuit.
b) Find the magnitude of the total power absorbed in the
circuit
Consider the circuit shown in (Figure 1). Suppose that R-1300 Ω and k-2500 Figure 200 Ω 20 mA kis
7. a) A 10 m high retaining wall supports a fully drained clay soil with a horizontal surface. The soil properties are: y = 18 kN/m²: =25° and c=4 kN/m2. Sketch the distribution of lateral earth pressure acting on the back of the wall, showing all salient values and the depth of the tension zone. Use Rankine's formula as expressed in familiar symbols below Pa = Kath-2c'tan 45º - (10 marks) (b) Determine the horizontal active thrust on the 7.5...
Find vertical deflection and rotation at B. Use unit-load
method.
20KN/m 15 KN 4 m 1.5m1.5m5 m
Question 2 (a) A 4 m high masonry retaining wall of width 1.8 is built to retain a 2-layered soil profile shown in Figure 2 on Bonham Road on Hong Kong Island with a surface sucharge of 20 kPa. The soil parameters are given in the figure. During raining season, ground water rises to interface between Soil 1 and Soil 2. Assume that there is no friction between the vertical wall and the soils. The sliding friction angle between the...
Hinge 3 m A Atmospheric Pressure Stop 30 6 m Water QUESTION 2 Use dimensional analysis to derive an tube. (15 marks) expression for the height of capillary rise in a glass QUESTION 3 Flow occurs over the spillway of constant section as shown in figure below. Given that y 4.6 m and y 0.9 m, determine the resultant horizontal force on the spillway given the spillway width is 2 m (perpendicular to the spillway section). Assume ideal flow i.e....
Use the graphical method to construct the shear-force and bending-moment diagrams for the beam shown. Let a=4.0 ft, b=9.0 ft, c=5.0 ft, d=4.0 ft, w = 8 kips/ft and P = 75 kips. Construct the shear-force and bending-moment diagrams on paper and use the results to answer the questions in the subsequent parts of this GO exercise. W X A B C D E a b с For this loading, calculate the reaction forces Ay and Ey acting on the...
* equalization basin *
using graphical method ( excel )
solve this problem.
a) Graphical method Inflow mass diagram Intlow mass diagram Average daily flowrate Cumulative inflow volume, m? Average daily flowrate Required equalization volume Required equalization volume M Time of day Figure 2.- Schematic mass diagrams for the determination of the required equalization basin storage vol for two typical flowrate patterns. The volume required for flowrate equalization is determined by using an inflow cumulative volume diagram in which the...
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