The modulus of elasticity, E = 5000 fck where fck is the characteristic compressive strength of concrete, specified in IS: 456-2000 is based on

The modulus of elasticity, E = 5000 fck where fck is the characterist

1.	The modulus of elasticity, E = 5000 fck where fck is the characteristic compressive strength of concrete, specified in IS: 456-2000 is based on
A.	tangent modulus
B.	initial tangent modules
C.	secant modulus
D.	chord modulus
Answer» C. secant modulus

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The modulus of elasticity, E = 5000 fck where fck is the characteristic compressive strength of concrete, specified in IS: 456-2000 is based on

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