An unequal angle section 200 mm x 150 mm x 15 mm is to be used in a truss as a strut of length 4.5 m. The cross-sectional properties of the section are as follows: Area of cross-section = 5025 mm²; 1x = 2 x 107 mm4; = 9.7 x 106 mm4 Ixy=-8.3 x 106 mm² Using the table of permissible compressive stresses given below, determine the safe load on the member. Slenderness ratio Permissible Compressive Stress MPa 100 110 120 130 140 150 160 170 180 80 72 64 57 51 45 41 37 33
An unequal angle section 200 mm x 150 mm x 15 mm is to be used in a truss as a strut of length 4.5 m. The cross-sectional properties of the section are as follows: Area of cross-section = 5025 mm²; 1x = 2 x 107 mm4; = 9.7 x 106 mm4 Ixy=-8.3 x 106 mm² Using the table of permissible compressive stresses given below, determine the safe load on the member. Slenderness ratio Permissible Compressive Stress MPa 100 110 120 130 140 150 160 170 180 80 72 64 57 51 45 41 37 33
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![An unequal angle section 200 mm x 150 mm x 15 mm is to be used in a truss as a strut of length
4.5 m. The cross-sectional properties of the section are as follows:
Area of cross-section = 5025 mm²; x = 2 x 107 mm4; 1= 9.7 x 106 mm4 Ixy = -8.3 x 106 mm²
Using the table of permissible compressive stresses given below, determine the safe load on the
member.
Slenderness ratio
Permissible Compressive
Stress MPa
100 110
80
120 130 140 150 160
72 64 57
170 180
51 45 41 37 33](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6de70483-d8c1-4891-b5de-e0008f3f2086%2F1a067924-5436-4128-aad4-fa62c9b2b4c3%2F28ae8t5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:An unequal angle section 200 mm x 150 mm x 15 mm is to be used in a truss as a strut of length
4.5 m. The cross-sectional properties of the section are as follows:
Area of cross-section = 5025 mm²; x = 2 x 107 mm4; 1= 9.7 x 106 mm4 Ixy = -8.3 x 106 mm²
Using the table of permissible compressive stresses given below, determine the safe load on the
member.
Slenderness ratio
Permissible Compressive
Stress MPa
100 110
80
120 130 140 150 160
72 64 57
170 180
51 45 41 37 33
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