Concept explainers
(a)
Categorize the given plane truss as unstable, statically indeterminate or statically determinate.
Find the degree of static indeterminacy in case the given truss is statically indeterminate.
(b)
Categorize the given plane truss as unstable, statically indeterminate or statically determinate.
Find the degree of static indeterminacy in case the given truss is statically indeterminate.
(c)
Categorize the given plane truss as unstable, statically indeterminate or statically determinate.
Find the degree of static indeterminacy in case the given truss is statically indeterminate.
(d)
Categorize the given plane truss as unstable, statically indeterminate or statically determinate.
Find the degree of static indeterminacy in case the given truss is statically indeterminate.

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Chapter 4 Solutions
Structural Analysis, 5th Edition
- Q2. For the beams shown below: i. ii. iii. iv. Sketch the deflected shape Determine the reactions at the supports Calculate and sketch the distribution of the shear force and the bending moment Locate the max moment and POC locations (Note: all dimensions are in meters) 15kN/m 6kN/m 30 kN 30 Σ A B Pin C D 5.0 1.0 2.0 3.0arrow_forwardUse Burdine's (1953) equation from the handout (the statistical capillary tube model equation with the values of b, r, and m assumed by Burdine) to mathematically derive a relationship for the hydraulic conductivity function that is based on the SWRC model of Brooks and Corey (1964).arrow_forwardQuestion 2 A sluice gate controls flow in open channels. At sections 1 and 2, the flow is uniform and the pressure is hydrostatic. Neglecting bottom friction and atmospheric pressure, calculate the velocities V1 and V2, and the horizontal force, F, required to hold the gate if h1 = 6m, h2 = 1m, and b = 5m. h₁V₁ Sluice gate, width b Farrow_forward
- Question 1 A pipeline 30 m long connects two tanks which have a difference of water level of 12 m. The first 10 m of pipeline from the upper tank is of 40 mm diameter and the next 20 m is of 60 mm diameter. At the change of section, a valve is fitted. Calculate the rate of flow when the valve is fully opened assuming that its resistance is negligible and that f for both pipes is 0.0054. In order to restrict the flow the valve is then partially closed. If k for the valve is now 5.6, find the percentage reduction in flow. Note the following Reservoir I Segment of Length Pipeline B Diameter (m) (mm) ABC AB 10 40 BC 20 60 Head loss due to friction h₁ = KQ² Valve fl K = 3.028D' Where, •h₂ = k Head loss due to partial closure (VAB-VBC) 2g Reservoir 2 H-12 marrow_forwardCivil engineering students performed an evaluation of the two primary methods of classification (supervised and unsupervised). The evaluation of the two methods utilized the error matrices. Tables 1 and 2 represent supervised and unsupervised methods respectively. Reference Data Bare Agriculture Buildings Forest land Agriculture 130 8 44 48 Classified Data Buildings 12 162 10 16 Forest 0 22 170 38 Bare land 8 14 6 180 Table 1 Results of supervised classification 252 + Reference Data Bare Agriculture Buildings Forest land Agriculture 60 16 44 48 Classified Data Buildings 13 80 22 16 Forest 2 35 120 38 Bare land 8 14 6 180 Table 2 Results of unsupervised classification Compare the two methods based on the following parameters: a. User accuracy b. Producer accuracy c. Overall accuracy. d. Explain the above parameters (a, b & c) e. Which one of the two methods has higher accuracy? Justify your answerarrow_forwardThe following figure shows the cross-section of an anchored sheet pile wall. The soil properties and some wall dimensions are shown in the figure and spacing between anchor rods is 2.0 m (center to center). Design the wall using Rankine theory; i.e., calculate the depth of embedment of the wall (D), tensile force on each rodarrow_forward
- Q2: A circular concrete culvert of diameter 120 cm carries water of depth 75 cm to irrigate a 30-hectare field. What could be the discharge of this canal if the slope was 0.002? Use Manning's n= 0.014. TWOarrow_forwardA farm of 40 hectares is supplied by open field drains. The spacing of these drains were selected to be 100m and the length of each drain is 600 m. If the drainage coefficient is 4 cm/day, find: 1- Discharge at the end of a field drain. 2- Total discharge passed through the collector drain. 3- The dimension of open drains, if n= 0.03, S= 0.00035 and Z= 1.5arrow_forwardPlease use stiffness matrix method to solve.arrow_forward
