A simply supported beam AB supports a trapezoidally distributed load (see figure). The intensity of the load varies linearly from 50 kN/m at support A to 25 kN/m at support B
Calculate the shear force V and bending moment M at the midpoint of the beam.
![604_77d21722-4555-46dd-9bf4-caa89365d855.png](https://secure.tutorsglobe.com/CMSImages/604_77d21722-4555-46dd-9bf4-caa89365d855.png)