1-8. Determine the bearing stresses caused by the applied force at A, B, and C for the structure shown in the figure. Ans. O A = -167 psi. –100 psi, OB = 16 k 12 6° x 12" (actual) B 6" ×6" (actual). 6' 4'

1-8. Determine the bearing stresses caused by the applied force at A, B, and C for the structure shown in the figure. Ans. O A = -167 psi. –100 psi, OB = 16 k 12 6° x 12" (actual) B 6" ×6" (actual). 6' 4'

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Determine the force in each member of the loaded truss. Make use of symmetry of the truss and of the loading. Forces are positive if in tension, negative if in compression. Answers: AB= i AH = i CD = ܠܚܕܠܚ ܘ ܚ BC = i BH = i CF = 4.6 m DF = i CG= i CH = i GH = i DE = i i EF = i FG = i i B 3.3 m H 22 KN 4.6 m 4.6 m 4.6 m G D 60 KN F 22 KN kN kN kN kN kN kN kN kN kN kN KN kN kN E
Sispose that P = 30 kip, P=20 kip, and = 10 kip Figure ++. 400 San 184-399 30 Part A Determine the force in member GF of the bridge truss Express your answer in kilopounds to three significant figures. Enter negative value in the case of compression and positive value in the case of tension For Submit Part B Avec Fre Request Anst O? Determine the force in member PC of the bridge truss Express your answer in kilopounds to three significant figures. Enter negative value in the case of compression and positive value in the case of tension VAZO IT vec kip ? kip
Question 3 of 5 -/ 20 E View Policies Current Attempt in Progress A steel [E = 200 GPa] bar (1) supports beam AB. The cross-sectional area of the bar is 580 mm2. If the stress in the bar must not exceed 330 MPa and the maximum deformation in the bar must not exceed 13 mm, determine the maximum load P that may be supported by this structure. Use dimensions of a = 4 m, b 2.4 m, and c = 5.2 m. %3! C (1) a Answer: kN P = Attempts: 0 of 1 used Sub Save for Later B.
The beam shown here is made of wood with an allowable shear stress of τall = 1100 psi. If PB = 5 kips, determine the maximum allowable force PC that can be applied on the structure before the beam fails in shear.[LAB= 2 ft, LBC= 2 ft, LCD= 1.5 ft, b = 1.25 in., h = 7 in.] Determine the maximum value of the first moment of area (Q) for the beam. (in^3) Determine the maximum allowable force at C (PC) that can be applied on the structure before it fails in shear. (kips)
Q3. Calculate the internal axial force in member AB, BE, BF and BC and state whether it is in tension or compression by using: a- The joint method. (refer to the course similar example) b- The section method ? c- Calculate the internal axial force in member CD and CF and state whether it is in tension or compression. Follow the method of your choice. d- Calculate the stress in MPa at the bars CD and CF if their cross section areas equal respectively to 2.0 cm² and 300 mm². 10KN *** 4m C A G 20KN 4m 10KN ** 4m 4m 8m
Given the truss and loading shown below, determine the stress at member DF if Pµ = 18.375 Kips and its area is 16 in². Assume that the truss are simply supported at joint M and E. Express your answer in ksi. Use three decimal places. RM Pu Pu 0 Pu Pu 8 @ 10' = 80' Pu B Pu CF Pu et LK J I H G F 8@10' 80' RE
The AD beam, which is fixed at left end, is under various loads as shown below. a) Draw internal load diagrams (Nx, Vy, M2) using the method of section. b) Determine the state of stress at points G, H and I for section B. c) For the corresponding points, indicate the results (i.e. stress components) on a differential element. b2 A B G М F2 2l h bi GIVEN DATA: Fo = 10000 N, F1 1200 N, F2 = 1000 N, qo = 50 N/cm, Mo = 50000 Nem, l = 25 cm bi = 10 cm, b2 = 20 cm, h 12 cm, t 1 cm
Determine the force in each member of the loaded truss. All triangles are equilateral with side length d. The forces are positive if in tension, negative if in compression. Answers: §§ 8 8 8 8 8 4 ė AB- AG= i BC= i i i i ¡ 1 i i i i B G 7.0 kN KN kN KN KN kN KN kN KN KN 6.2 KN kN KN kN D
Consider the truss shown in (Figure 1). Set P₁ = 8 kN, P₂ = 10 kN, and P3 = 6 kN. Figure E ZA B C 3m P₁ P3 3m < 1 of 1 P₂ -3m- 3m D. ✓ Correct ▼ Part D Determine the force in member BF of the truss and state if this member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. FBF = 7.67 HA kN Submit Previous Answers Request Answer ? Review * Incorrect; Try Again; 5 attempts remaining
02) The cantilever beam is subjected to the load shown Below. Determine 1. the actual stresses acting at point A. (Hint: Tmax = 1936x(0.5). 2. IfG =30 GPa find the angle of twist at the free end of beam. Y 10 kN 25 NA 120 mm 15 500 mm Good Luck and be Green
Two vertical forces, each of magnitude P= 20 kips, are applied to a beam of the cross section shown. Determine the maximum tensile and compressive stresses in portion BC of the beam. 3 in. 3 in. 3 in. A 40 in. P -60 in. P 6 in. 2 in. 1 40 in. D The maximum tensile stress is The maximum compressive stress is required.) ksi. (Round the final answer to two decimal places.) ksi. (Round the final answer to two decimal places. Include a minus sign in the answer if
1-45. The truss is made from three pin-connected members having the cross-sectional areas shown in the figure. Determine the average normal stress developed in each member when the truss is subjected to the load shown. State whether the stress is tensile or compressive. -0.6 in. AAC -3 ft- Auc= 0.8 in.2 AAB 1.5 in. 500 lb B