engineering recuitment UKPSC AE Civil 2021 Mock Test (Re-Exam) Construction Materials and Management Concrete
If S is the strength of concrete and x is the gel/space ratio, then according to Power’s and Brownyard the relation between strength and gel/space ratio is ______.
1
S = 140/x3
2
S = 140 x3
3
S = 240 x3
4
S = 240/x3