A beam has a bending moment of 3 kN-m applied to a section with a hollow circular cross-section of external diameter 3.4 cm and internal diameter 2.4 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 (mm^4)=  ii) The radius of curvature is (mm)= (iii) The maximum bending stress is(N/mm^2)= iv) The bending stress at the point 0.6 cm from the neutral axis  is(N/mm^2

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A beam has a bending moment of 3 kN-m applied to a section with a hollow circular cross-section of external diameter 3.4 cm and internal diameter 2.4 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 (mm^4)= 

ii) The radius of curvature is (mm)=

(iii) The maximum bending stress is(N/mm^2)=

iv) The bending stress at the point 0.6 cm from the neutral axis  is(N/mm^2) =
 
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