0 votes 0 votes The modulus of elasticity, $E=5000 \sqrt{f_{ck}}$ where $f_{ck}$ is the characteristic compressive strength of concrete, specified in $IS:456-2000$ is based on tangent modulus initial tangent modulus secant modulus chord modulus Concrete Structures gate2014-ce-2 concrete-structures structural-engineering modulus-of-elasticity + – Milicevic3306 asked Mar 25, 2018 • recategorized Nov 18, 2020 by soujanyareddy13 Milicevic3306 11.9k points answer See all 0 reply