Consider the following statements at given point in the case of thick cylinder subjected to fluid pressure:
1. Radial stress is compressive.
2. Hoop stress is tensile.
3. Hoop stress is compressive.
4. Longitudinal stress is tensile and it varies along the length.
5. Longitudinal stress is tensile and remains constant along the length of the cylinder.
Which of the statements given above are correct?
(a) Only 1, 2 and 4 (b) Only 3 and 4
(c) Only 1, 2 and 5 (d) Only 1, 3 and 5