Consider the following statements:
1. The bending stress is maximum at neutral axis.
2. The bending stress in the rectangular beam section varies parabolically.
3. When a cantilever is loaded with a point load acting vertically downwards at its free ends, maximum compressive stress will develop at top fibre.
Which of the above statements are INCORRECT?
1
1 and 2
2
2 and 3
3
1 and 3
4
1, 2 and 3