Question

For a cantilever AB with clamped end A and subjected to concentrated loads, shape of the bending moment diagram is shown in the adjacent figure. This diagram is

• A. an absurdity
• B. possible only if the free end B has en additional couple.
• C. possible only if the left half of the beam has twice the moment of inertia as compared to that of the right half
• D. none of the above

Answer 1

The correct option is A an absurdity

(a)
There is no moment at fixed end shown in the diagram so the figure is an absurdity.