Question

What are the shapes of bending moment diagrams A couple altered at any point of a beam?
a.​

Answer 1

Answer:

which is a second degree function of "x" and therefore parabolic. Bending moment due to a varying load is equal to the area of load diagram x distance of its centroid from the point of moment. The shape of bending moment diagram due to a uniformly varying load is a cubic parabola

Explanation:

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