In modulus of elasticity of insitu concrete of grade M20 will be about ___________
A. 25kn/mm2
B. 30kn/mm2
C. 35kn/mm2
D. 40kn/mm2
Answer:A
In modulus of elasticity of insitu concrete of grade M20 will be about ___________
A. 25kn/mm2 B. 30kn/mm2 C. 35kn/mm2 D. 40kn/mm2