As per IS:456, the strength of concrete sample is less than
[ A ] The characteristic strength minus 1.35times the standard deviation
[ B ] 0.80 times the characteristic strength
[ C ] Greater of (a) and (b)
[ D ] None of the above
[ A ] The characteristic strength minus 1.35times the standard deviation
[ B ] 0.80 times the characteristic strength
[ C ] Greater of (a) and (b)
[ D ] None of the above