moment of inertia of the uncracked transformed section?
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A concrete beam shown is reinforced with three 25-mm diameter tension bars. The modular ratio is n = 8. Use y1 = 261mm and y2 = 65mm. What is the moment of inertia of the uncracked transformed section?
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- Compule the centroidal distance with respect to X- andy -axs o4 he two figue below- I 2em leemML² M Smax тах 2EIHW #4.pdf -> The Univenity of Dyala College of Engineerng Department of C Engineering Course: Engineering Mechanics i CE 101 Instructor: Dr Assal Hussein Homework #4 Replace the loading system by an equivalent resultant force and couple moment acting at point A 30N 00N 300 N 300Nm 075 m 10.75 m075 mT075 m II
- b) Describe the following i) BCP-SP-07 ii) ACI-318DETERMINE THE CENTROIDAL MOMENT OF INERTIA OF THE BUILT-UP SECTION SHOWN USING A STEEL PLATE 1"X16" AND C-12X25 STEEL SECTION WELDED TOGETHER. REFER TO THE TABLLE BELOW FOR THE PROPERTIES 12 Type EDSM Nomenciature AISC Manual Label C15X50 14.7 3.72 3.52 3.40 15.0 8716 0.799 404 11.0 17 C1SK40 C15X40 118 10.0 150 0520 0.400 0510 0650 0.650 0.501 0.501 0.501 0.778 348 315 C15K339 15.0 120 0.788 .07 C1200 C12X25 C12207 C1200 8.01 7.34 3.17 0.674 162 5.12 C1228 C12207 12.0 3.05 234 0.674 144 445 12.0 0.282 129 3.05 1. Determine Ixx (Centroidal) Not in the choices [Select] 1987.6 2. Determine lyy (Centroidal) 1642.67 Not in the choices 1612.7 1752.5Composite area is composed of Select one: a. three or more regular areas b. one or more regular areas C. two or more regular areas d. four or more regular areas OA Shot by Hisense H12
- Streeter-Phelps Model: kaba (e-Rt – e-kt) + Da(e-k) k. - ka 1 In k, – ka k„ – k. D = to ka La 1.135 T4 – 20 3.9 u0.5 BOD, = L, (1– e-kat) k = k20 6T-20 kr,20 1.056 T 20 – 30 %3D | h1.5 1.024 Wastewater is being discharged into Diliman River, both waters having a temperature of 20 °C. After mixing, it was found that the initial ultimate BOD of the mixed water is 15 mg/L. The DO in the Diliman River right after the mixing point is at saturation. At 20 °C, the deoxygenation rate constant (ka) is 0.3/day while the reaeration rate constant (k,) is 0.5/day. Express your computed values in at least four (4) significant figures. 1A. Determine the critical time t. (days) for the DO of the river. 18. Calculate the minimum D0 concentration DOmin (mg/L) of the river. 1C. Draw and label properly the DO Sag Curve of the river. Is the assimilative capacity of the river restricted? Explain your answer. Saturation Values of DO in Freshwater exposed to specific saturated vapor pressure Temperature (°C}…stengthflnalen strength of materials exam s/d/e/1FAlpQLSe0S4jiBdFukwD10EDn6YcB3b9pFVy9DyHocjzQq4hz4Q1SGw/formResponse ps E News Translate Total thermal expansion is: * A 120mmx150mm L= 2m E= 25000MPa AT 100°C a = 3x106 1/m 300mmx400mm L= 4m C 2.0 mm 2.5 mm O 2.2 mm 1.8 mm During the tension test, the wooden specimen is subjected to an axialHNAL SINAVI 8- Which is not a component of Non-structural Comnponent? a) Life safety b) Mechanical and electrical utility components Architectural elements Contents Boş bırak KÖnceki 8/20 Sonraki> Каpat 00
- A simply supported wood beam that is 13.8 m long carries a 35 kN concentrated load at B. The cross-sectional dimensions of the beam are b = 140 mm, d = 450 mm, a = 75 mm, and c = 30 mm. Section a-a is located at x = 2.3 m from B. %3D (a) At section a-a, determine the magnitude of the shear stress in the beam at point H. (b) At section a-a, determine the magnitude of the shear stress in the beam at point K. (c) Determine the maximum horizontal shear stress that occurs in the beam at any location within the entire span. (d) Determine the maximum tensile bending stress that occurs in the beam at any location within the entire length. P У a a A B 2L 3 H d b /3HW #4.pdf -> The University of Dlyala Course: Engineering Mechanics i CE 101 College of Engineering Instructor: Dr Assal Hussein Department of C Engineering Homework #4 Replace the loading system by an equivalent resultant force and couple moment acting at point A 900 N 300 N Z00N m 300 N-m 0.75 m T0.75 m075 ma75 m IIWhy is it so difficult to process MSW?