A beam has a bending moment of 3.5 kN-m applied to a section with a hollow circular cross-section of external diameter 3.7 cm and internal diameter 2.2 cm . The modulus of elasticity for the material is 210 x 109 N/m2. Calculate the radius of curvature and maximum bending stress. Also, calculate the stress at the point at 0.6 cm from the neutral axis (i) The moment of inertia =  ii) The radius of curvature is  (iii) The maximum bending stress is iv) The bending stress at the point 0.6 cm from the neutral axis  is  Answer and unit for part 4

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter6: Stresses In Beams (advanced Topics)
Section: Chapter Questions
Problem 6.5.1P: A beam with a channel section is subjected to a bending moment M having its vector at an angle 0 to...
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A beam has a bending moment of 3.5 kN-m applied to a section with a hollow circular cross-section of external diameter 3.7 cm and internal diameter 2.2 cm . The modulus of elasticity for the material is 210 x 109 N/m2. Calculate the radius of curvature and maximum bending stress. Also, calculate the stress at the point at 0.6 cm from the neutral axis

(i) The moment of inertia = 

ii) The radius of curvature is 

(iii) The maximum bending stress is

iv) The bending stress at the point 0.6 cm from the neutral axis  is 

Answer and unit for part 4

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