Practice question
A cantilever beam has a cross-section of an isosceles triangle with a base and height equal to 1 m each. The beam is subjected to a bending moment of 6 MN-m. If the moment of inertia of the section is 1/18 m 4 , find the maximum bending stress in MPa.
- 11/36
- 272✓
- 336
- 41/72
Correct answer
72
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