Solid Waste Engineering: A Global Perspective, Si Edition
3rd Edition
ISBN: 9781305638600
Author: William A. Worrell, P. Aarne Vesilind, Christian Ludwig
Publisher: Cengage Learning
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Chapter 6, Problem 6.9P
Estimate the production of CO2 and CH4 during the anaerobic decomposition of ethanol. C2H6O.
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STRUCTURES I
Homework #1: Force Systems
Name:
TA:
PROBLEM 1
Determine the horizontal and vertical components of
the force in the cable shown.
PROBLEM 2
The horizontal component of force F is 30 lb. What is the
magnitude of force F?
6
10
4
4
F = 600lbs
F = ?
18:02
28%
50
同
こ
【Recommend】 Easily add text in PDF
3 m
35 kN
4m
84 kN
+3m
EA = constant
E = 200 GPa
A
T5
4m
Add
1,200 mm²
Find Horizontal and vertical displacement at B
4 kN
m
m-
B
Determine Vertical displacement at C
Determine the displacement or point B of the steel beam shown in
Take E200 GPa, I = 500(106) mm4.
5 m 2/
40 kN
B
12 kN/m
4 m.
12 kN/m
3 m
B
10 m-
E
constant = 70 GPa
I 554 (10) mm
Determine Displacement at C
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In a floor of an industrial building, boilers are supported symmetrically on secondary
beams A and B, which have a centre-to-centre distance of 5 m and which are in turn
supported by the main beam, which has a span of 9 m (see Fig. 10.62). Design the
main beam given the following data:
Chapter 6 Solutions
Solid Waste Engineering: A Global Perspective, Si Edition
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- A built-up beam section is formed by welding 2xL8x6x1 angles to the bottom flange of W36x210 as shown in Fig. 1. Determine the following section properties of the built-up cross section: a. Cross sectional area, A (in2) b. The location of the centroids CG-X and CG-Y id of the built up section from the bottom of angle ( this value is given, so you need to check that you get this value) c. Moments of inertia ICG-X (in4) and ICG-Y (in4) d. Section modulus Sx (bot) (in3) and Sx (top) (in3) e. Radius of gyration rx (in) and ry (in) f. Weight of the built up section, w (lb/ft) (use density of steel = 490 pcf) g. Surface area of the built-up section, S(ft2/ft)arrow_forward11. Design the main beam of a building supporting concrete floor slab as shown in Fig. 10.61 and with the following data: (i) Beam centres: 6 m (ii) Span (simply supported): 7.4 m (iii) Concrete slab (spanning in two directions): 240-mm thick (iv) Finished screed: 40-mm thick (v) Imposed load: 4 kN/m² (vi) Take weight of concrete slab as 24 kN/m³ and total weight of 40-mm thick screed as 1.0 kN/m² Assume Fe 410 grade steel and take initial weight of beam as 1.0 kN/m. H H- Main beam 7.4 m 6.0 m H 40 mm screed I -H. Fig. 10.61 k 240 mm slab 6.0 m Typical bay of large floor areaarrow_forwardConsider the situation in Question 2. If all the cables are made of the same material and have a maximum tensile force of 500 lb, what is the heaviest load that can be supported by the system?arrow_forward
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