Civil Engineering MCQAE Level Civil Engineering
In a fixed beam of span L carrying a central point load, the points of contraflexure are located at a distance from each support of:
Structural AnalysisPoint of ContraflexureMEDIUM
Choose the correct answer
A
L/3
B
L/4
C
L/6
D
L/5
Correct Answer
B. L/4
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For a fixed beam under central point load, the BM diagram is zero (changes sign) at L/4 from each fixed support, giving two points of contraflexure.
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