If fcu andfy are cube compressive strength of concrete and yield stress of steel respectively and Es is the modulus of elasticity of steel for all grades of concrete, the ultimate flexural strain in concrete can be taken as

If fcu andfy are cube compressive strength of concrete and yield stres

1.	If fcu andfy are cube compressive strength of concrete and yield stress of steel respectively and Es is the modulus of elasticity of steel for all grades of concrete, the ultimate flexural strain in concrete can be taken as
Answer» If $f_{c u}$ and $f_{y}$ are cube compressive strength of concrete and yield stress of steel respectively and $E_{s}$ is the modulus of elasticity of steel for all grades of concrete, the ultimate flexural strain in concrete can be taken as

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If fcu andfy are cube compressive strength of concrete and yield stress of steel respectively and Es is the modulus of elasticity of steel for all grades of concrete, the ultimate flexural strain in concrete can be taken as

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