947Civil EngineeringMedium
The relation between modulus of rupturefcr and characteristic strength of concrete fck is given by________?
Afcr=0.7Vf7
Bfcr=1.2Vf7
Cfcr=0.57f7
Dfcr=0.35Vf7
Correct answer
A. fcr=0.7Vf7
Explanation
The correct answer is fcr=0.7Vf7.