Civil Engineering MCQAE Level Civil Engineering
Simply supported beam 10 m span carries equal 40 kN loads at third-points. Maximum BM:
Strength of MaterialsThird-Point Loads BMMEDIUM
Choose the correct answer
A
100 kN·m
B
133.3 kN·m
C
200 kN·m
D
400 kN·m
Correct Answer
B. 133.3 kN·m
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Reaction=40 kN; BM at each load=40×(10/3)=133.3 kN·m (constant between loads).
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