SSC SSC JE Civil 2025 Mock Test Series (Paper 1 & Paper 2) Construction Materials and Management Concrete
The initial and final setting times for ordinary Portland cement are approximately related as:
Where T and t are respectively final and initial setting times in minutes.
1
T = 530 + t
2
T = 270 + t
3
T = 564 + 1.2t
4
T = 600 – 1.2t