WATER RESOURCES ENGINEERING
3rd Edition
ISBN: 9781119490579
Author: Mays
Publisher: WILEY
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Chapter 5, Problem 5.2.1P
To determine
The critical depth for culvert.
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What is the value of the influence line for the bending moment around B at B for the beam shown? Determine the influence line ordinates at 3-m intervals. Select the reaction at support C to be the redundant.
A
a. 1.875 kN
6 m
b. 0.688 kN
c. 2.25 kN >
d. 0.313 KN
B
-12 m-
El = constant
C
H.W: An activated sludge process operates under the following data:
Q=0.21 m³/s, S.- 250 mg/l, S-6.2 mg/l, MLVSS (X) = 3500 mg/1, 0= 10 days
Return sludge concentration (X)= 10000 mg/l, Y=0.5, K₁ =0.06 d', volatile super
solid represent 80% of SS, Find:
1- Treatment efficiency 2- Reactor volume 3- Qwa (sludge wasted from areation
tank) 4- Qur (sludge wasted from recirculation tank) 5- Quantity of sludge
wasted/day 6- Recirculated ratio
V.X
VX
Qwa
Qwr=
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0X
Chapter 5 Solutions
WATER RESOURCES ENGINEERING
Ch. 5 - Prob. 5.1.1PCh. 5 - Prob. 5.1.2PCh. 5 - Prob. 5.1.3PCh. 5 - Prob. 5.1.4PCh. 5 - Prob. 5.1.5PCh. 5 - Prob. 5.1.6PCh. 5 - Prob. 5.1.7PCh. 5 - Prob. 5.1.8PCh. 5 - Prob. 5.1.9PCh. 5 - Prob. 5.2.1P
Ch. 5 - Prob. 5.2.2PCh. 5 - Prob. 5.3.1PCh. 5 - Prob. 5.3.2PCh. 5 - Prob. 5.3.3PCh. 5 - Prob. 5.3.4PCh. 5 - Prob. 5.3.5PCh. 5 - Prob. 5.3.6PCh. 5 - Prob. 5.4.1PCh. 5 - Prob. 5.4.2PCh. 5 - Prob. 5.5.1PCh. 5 - Prob. 5.5.2PCh. 5 - Prob. 5.5.3PCh. 5 - Prob. 5.5.4PCh. 5 - Prob. 5.5.5PCh. 5 - Prob. 5.5.6P
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- Determine rotations at all the nodes of the beam and reactions at the supports. Assume support 1 and 3 are roller and support 2 is pinned, L1=1.25m, L2=3.75m and w=60kN/m. Please show all working and FBD's where relevant.arrow_forwardspecific gravity of the soil is 1.41 percentage of water content by weight at field capacity and wilting point are 15% and 7% respectively calculate the equivalent moisture content as equivalent depth for 1.2m root zone: A. At permanent wilting point B. At field capacity C. For ready available water Ex 4-3: If the crop consumptive use in Ex(4-2) is 18 m³/donum/day,calculate: A. Irrigation interval in days B. Field water duty assuming 40% losses during irrigation C. Amount of added water to irrigate one donum. n: CFc- IWC) * As *D Lg dn - Q.te A date. A d9 Q IWC- 20% FC-271 Qg-40e D=100cm sec area of the field. Ed=65% 1 hectare As 1.3arrow_forward۰۹:۲۵ ZV9 HW2-C.pdf Dept: Civil Eng. Kerbala HW2 3rd Year (C) Ex 4-1: The field capacity and wilting point as depth equivalent of soil are 178mm and 102 mm respectively. PAD-60% Calculate the irrigation interval if the water consumptive use is 4.5 mm/day. Ex 4-2: The specific gravity of the soil is 1.41 percentage of water content by weight at field capacity and wilting point are 15% and 7% respectively. a) calculate the equivalent depth of moisture content for 1.2m root zone and PAD 70% at permanent wilting point, at field capacity and for readily available water b) If the crop consumptive use is 18 m/donum/day, calculate: Irrigation interval in days, field water duty assuming 40% losses during irrigation and amount of added water to irrigate one hectare. Ex4-3: Using Blaney-Criddle formula, calculate the irrigation interval through specific interval of plant growth according to the following data: . Mean air temperature 25 C percentage of day light hour through the month 8.4% Crop…arrow_forward
- Determine the global stiffness matrix of the beam shown in Fig. 3. Assume supports at 1 and 3 are rollers and the support at 2 is a pinned support. Indicate the degrees of freedom in all the stiffness matrices. EI is constant, w=60kN/m, L1=1.25m and L2=3.75m please explain how the code numbers for global matrix are determined in detailarrow_forwardFor the truss shown in Fig 2, determine the nodal displacement and member forces for all elements of the truss. Assume for each member A = 0.0015 m2 and E = 200 GPa please show all working, relevant FBD's and use ID's indicated in the diagram, if using an alpha numerical in equations please indicate where it is being applied to in the truss.arrow_forwardDetermine the global stiffness matrix of the beam shown in Fig. 3. Assume supports at 1 and 3 are rollers and the support at 2 is a pinned support. Indicate the degrees of freedom in all the stiffness matrices. EI is constant, w=60kN/m, L1=1.25m and L2=3.45m please explain how the code numbers for global matrix are determined in detailarrow_forward
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