engineering recuitment Punjab SSSB Jr Draftsman Civil Mock Test 2021 Construction Materials and Management Steel
Unit mass of steel and modulus of elasticity (as per IS 800 : 2007)
1
7850 kg/m3, 2 × 105 N/mm2
2
7850 kg/m3, 2.1 × 105 N/mm2
3
7500 kg/m3, 2 × 105 N/mm2
4
7500 kg/m3, 2.1 × 105 N/mm2