1.18 Determine the truss's smallest safe cross-sectional areas of member's CD. Gh and GF. In tension, the working stresses are 140 MPa, while in compression, the are 100 MPa. (In compression, the working stress is smaller to reduce the risk of buckling.) B 31 3n 2ft 2ft 3R H 31 G 3t 3t 120KN 120KN V

1.18 Determine the truss's smallest safe cross-sectional areas of member's CD. Gh and GF. In tension, the working stresses are 140 MPa, while in compression, the are 100 MPa. (In compression, the working stress is smaller to reduce the risk of buckling.) B 31 3n 2ft 2ft 3R H 31 G 3t 3t 120KN 120KN V

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

The members of the truss are 25mmx50mm in cross section. Determine the maximum load P that can be applied so that the stresses will not exceed 100 MPa in tension or 70 MPa in compression. See figure 101.
Question 2: The bars of the truss each have a cross-sectional area of 340 mm2. If the maximum average axial stress in any bar is not to exceed 250 N/mm2, determine the maximum magnitude P of the loads that can be applied. What are the Internal load and stress in different members (Tensile and compression) 2m 2P 3m C
The members of the truss shown below have a cross-sectional area of 10,000 mm2. Determine the stresses in members AB and AE in MPa. Indicate if the stresses are in compression or tension. -3 m- -3 m- C E 40 kN 80 kN A 6m- 3m-
The members of the truss are 25mmx50mm in cross section. Determine the maximum load P that can be applied so that the stresses will not exceed 100 MPa in tension or 70 MPa in compression.
1. Is this truss (simple, compound or complex )truss? 2. Determine the bar force in member AF of the truss shown in the figure below: * 20kN E D 2m A в 2m K 2m G 2m 2m 1 Add File
Determine the smallest safe cross-sectional areas of members CD, Cl and CH for the truss shown. The allowable stress are 100 MPa in tension and 80 MPa in compression. Indicate tension or compression. (Draw the required FBD and answer in mm2). Fa a –– a→– a- B D |E A a F G H а 3 2 т 45 kN
For the truss shown, calculate the stress in area of each member BD. The cross-sectional member is 1200mm². 4m B 6m U 3m 4m E 3m 100KN 200KN F M FLSNI
Trusses 1. Find the stresses of FAB. FAC., FBC & FBD- 20 k 15 k D 60° 60 60° 5' 10 10 Ra Rb
Bar FA in the pin-connected structure below is to be considered rigid and is horizontal before loads are applied to the structure. Member BC is an aluminum alloy bar with E= 75 GPa and a cross-sectional area of 1000 mm². Member DE is a steel bar with E = 200 GPa and a cross-sectional area of 500 mm². Assuming elastic behavior and adequately reinforced ends for BC and DE, determine the axial (normal) stresses in BC and DE and the deflection of point A when the 150 kN load is applied. 1.5 m 1.5 m 2.5m B 2.0 m 1.0m- 150 KN
The truss is loaded by concentrated forces as shown in the figure. Use E = 30 x 106 psi and A = 0.90 in² for all the members. Determine the deformation sustained by members CG and FG. 12 kips 14 kips 16 kips A B с 10 kips |-6R-|-6A 8 ft ļE 5 ft ——6 ft—6 ft--6 ft-
Determine the smallest allowable cross-sectional areas of members JK, DK, and DE of the truss shown. The working stresses are 120 MPa in tension and 80 MPa in compression. (A reduced stress in compression is specified to reduce the danger of buckling.)
The members of the truss shown below have a cross- sectional area of 10,000 mm2. Determine the stresses in members AB and AE in MPa. Indicate if the stresses are in compression or tension. 3 m- 3 m C 3. B E 40 kN 80 kN 6m-