Shear Stress in T Section

Q. Which one of the following diagrams indicates the shear stress distribution for the beam as shown in the figure below?

1. 
2. 
3. 
4. 

Q. A cantilever beam of T cross-section carries uniformly distributed load. Where does the maximum magnitude of the bending stress occur?

1. At the top of cross-section
2. At the junction of flange and web
3. At the mid-depth point
4. At the bottom of the section