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A beam has a bending moment of 4 kN-m applied to a section with a hollow circular cross-section of external diameter 3.3 cm and internal diameter 2.3 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 0.8 cm from the neutral axis (i) The moment of inertia =  ii) The radius of curvature is = (iii) The maximum bending stress is

A beam has a bending moment of 4 kN-m applied to a section with a hollow circular cross-section of external diameter 3.3 cm and internal diameter 2.3 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 0.8 cm from the neutral axis (i) The moment of inertia =  ii) The radius of curvature is = (iii) The maximum bending stress is

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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A beam has a bending moment of 4 kN-m applied to a section with a hollow circular cross-section of external diameter 3.3 cm and internal diameter 2.3 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 0.8 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 0.8 cm from the neutral axis  is 

 

 

 

 

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