How do we know that a parabola is a convex or concave in bending moment diagram?
Convex is open on top, concave is open on the bottom. Convex has positive acceleration. Concave has negative acceleration.
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How do we know that a parabola is a convex or concave in bending moment diagram?
Convex is open on top, concave is open on the bottom. Convex has positive acceleration. Concave has negative acceleration.
stay in the know