STRUCTURAL ANALYSIS (LL)
6th Edition
ISBN: 9780357030967
Author: KASSIMALI
Publisher: CENGAGE L
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Chapter 9, Problem 9P
To determine
Find the maximum compressive axial force in member GH.
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EXAMPLE 6-16
The beam shown in Fig. 6-29a has a cross-sectional area in the shape
of a channel, Fig. 6-29b. Determine the maximum bending stress that
occurs in the beam at section a-a.
2.6 kN
13/12
2 m
(a)
1 m.
y=59.09 mm
N
15 mm-
-250 mm-
C
20 mm
AT
200 mm
-15 mm
Prob. 2.2-14. The three-member frame structure in Fig.
P2.2-14 is subjected to a downward vertical load P at pin C.
The pins at B, C, and D apply axial loads to members BD
and CD, whose cross-sectional areas are A = 0.5 in² and
A2 = 1.0 in², respectively. (a) If the axial stress in member
BD is o = 1200 psi, what is the value of force P? (b) What
is the corresponding axial stress, 02, in member CD?
- 12 in.→|-- 12 in.-
9 in.
B
9 in.
C
(1),
32 in.
P
(2)
D
437
Chapter 9 Solutions
STRUCTURAL ANALYSIS (LL)
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- 0.3 m 6.9 through 6.12 For the beam and loading shown, consider sec- tion n-n and determine (a) the largest shearing stress in that section, (b) the shearing stress at point a. in Fig. P6.10 15m 12 16 a 10 KN 180- 16 t Dimensions in mm Fig. P6.11 |-8--8--8- 100 40 mm 0.6 m 100 mm 200 mm ======== =======: [11 160 kN 0.9 m 0.9 m- 12 mm 150 mm 12 mmarrow_forward4.18. Consider the balcony-type structure shown in Fig. 4-23. The horizontal balcony is loaded by a total load of 80 kN distributed in a radially symmetric fashion. The central support is a shaft 500 mm in diameter and the balcony is welded at both the upper and lower surfaces to this shaft by welds 10 mm on a side (or leg) as shown in the enlarged view at the right. Determine the average shearing stress existing between the shaft and the weld. Ans. 2.5 MPa 94 DIRECT SHEAR STRESSES [CHAP. 4 80 kN 10 mm -500 mm 10 mm Fig. 4-23 500 mmarrow_forward9.11 For the truss of Problem 8.51, determine the maximum tensile and compressive axial forces in member DI due to a concentrated live load of 40 k, a uniformly distributed live load of 4 k/ft, and a uniformly distributed dead load of 2 k/ft. A H B FIG. P8.51 K C D 6 panels at 16 ft = 96 ft- E F G 14 ft 8 ft 12 ftarrow_forward
- Step by step solution pleasearrow_forward3. The truss shown is subjected to vertical loads as shown A. Determine the vertical reactions at supports in KN. B Calculate the axial force at member CD C. Calculate the axial force at member CHarrow_forwardQ3/1.Determine the type of the truss in Fig.(3) 2.If the truss is made of a material has maximum allowable force 2.5KN in tension and 1.75KN in compression, determine the largest load P that can be applied to that truss. 1.5m - 3.6 m - Fig. (3) Barrow_forward
- Problem Five: Joint B is a pinned joint in single shear. The pin at B has a diameter of 0.5 inches. Find the average shear stress acting on this pin. 2k/ft 4 ft 10 k- 8 ft 10 ftarrow_forwardDetermine the reactions and draw the shear and bending moment diagrams for the three-span continuous beam shown in Fig. 13.21(a) due to the uniformly distributed load and due to the support settlements of 5/8 in. at B, 11 2 in. at C, and 3/4 in. at D. Use the method of consistent deformations.arrow_forwardDetermine the bending stress (in Pa) at the top of the beam at point C for the beam shown belowif P = 1550 N, T = 4742 Nm, a = 0.97 m, b = 1 m, c = 0.71 m, w = 49 mm, and h = 84 mm. P T ㅏ AO А D ka | B b |C ↑ W ]]" harrow_forward
- PLEASEEEEE HEEEEEELParrow_forwardfind the reactions at the supports Hand written and clean writingarrow_forwardQuestion 5 (a) The beam has the rectangular cross section shown in the Fig. Q5(a). i) Determine the largest load P that can be supported on its overhanging ends so that the bending stress does not exceed o = 10MPa. max Point A is located at the left support section at a distance 100mm from the top face of the beam. If P = 12kN, calculate the normal stress and shearing stress at point A. Using the Mohr's circle method to determine the principal stresses and the maximum shearing stress at point A. 1.5 m -1.5 m Fig. Q5(a) 1.5 m OP 150 mm 250 mmarrow_forward
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