Consider the following statements:
In a cantilever subjected to a concentrated load at the free end
1. The bending stress is maximum at the free end.
2. The maximum shear stress is constant along, the length of the beam.
3. The slope of the elastic curve is zero at the fixed end.
Which of these statements are correct?
(a) 1, 2 and 3 (b) 2 and 3
(c) 1 and 3 (d) 1 and 2