For a given cantilever beam, what will be the influence line diagram for bending moment?

Question

Question

This question was previously asked in

HPCL Engineer Civil 23 Dec 2023 Official Paper

Answer 1

Explanation:

F3 Savita Eng 23-7-24 D8

For Influence line diagram for Bending moment at p, give at hinge at point p, so that it rotate by angle θ when unit load at point B = -1 × C = - C

When unit load is at p, bending moment at A = 0

So ILD for B mat p ⇒ \(\tan \theta \simeq {\theta _p} = \frac{C}{C} = 1\;\)

F3 Savita Eng 23-7-24 D12