Multiple choice

A simply supported beam of span length 6 m and 75 mm diameter carries a uniformly distributed load of 1.5 kN/m.

What is the maximum value of bending moment?

  1. 6.75 kNm

  2. 13.5 kNm

  3. 81 kNm

  4. 125 kNm

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

$B.M.\frac{WL^2}{8}=\frac{1.5\times10^3\times(6)^2}{8}\\ B.M.=6750-m=6.75-m$