As per IS 800:2007, Physical properties of structural steel irrespective of its grade may be taken as:
- Unit mass of steel, p = 7850 kg/m3
- Modulus of elasticity, E = 2.0 × 106 N/mm2 (MPa)
- Poisson ratio, p = 0.3
- Modulus of rigidity, G = 0.769 x 105 N/mm2 (MPa)
- Co-efficient of thermal expansion α = 1.2 x 10-6 /°C
which of the following is correct?
1
1,3 and 4
2
1,2, and 4
3
2, 3 and 5
4
1,2 and 3
5
Question Not Attempted