engineering recuitment ISRO Scientist Civil Mock Test Reinforced Concrete Structures Prestress Concrete Analysis of Prestress
A concrete beam of rectangular cross-section of 250 mm (width) by 500 mm (depth) is pre-stressed so that at a section the effective force is 250 kN at an eccentricity (along depth) of 50 mm. What is the maximum compressive stress in concrete in this section of the beam?
1
0.8 N / mm2
2
3.2 N / mm2
3
4.5 N / mm2
4
2.0 N / mm2