Question
Download Solution PDFकंक्रीट की प्रत्यास्थता के अनुमानित अल्पकालिक स्थैतिक मापांक की गणना किसके द्वारा की जा सकती है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Modulus of elasticity of concrete:
It is the parameter that measures concrete's resistance to elastic deformation when stress is applied to it. As per IS 456: 2000, short term modulus of elasticity of concrete Ec is given by,
Where fck is the characteristics strength of concrete. It means the modulus of elasticity in concrete is proportional to the compressive strength of concrete.
Additional Information
Actual measured values may differ by ± 20 percent from the values obtained from the above expression,
Long term elastic modulus of elasticity (EL) =
Where,
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