Q
According to IS : 456 -1978, the modulus of elasticity of concrete Ec (in N/mm2) can be taken as______________?
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A
A. Ec = = 5700
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B
B. Ec = = 570
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C
C. Ec = = 5700fck
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D
D. Ec = where fck n/mm2 = 700 is the characteristic strength in
Correct Answer:
A. A. Ec = = 5700