Question

As per $\text{IS 456-2000,}$ which one of the following correctly expresses the modulus of elasticity of concrete? (read with the relevant units)

• A. $E_c=0.7\sqrt{f_{ck}}$
• B. $E_c=500\sqrt{f_{ck}}$
• C. $E_c=5000\sqrt{f_{ck}}$
• D. $E_c=5700\sqrt{f_{ck}}$

Answer 1

The correct option is C $E_c=5000\sqrt{f_{ck}}$

c