If you are preparing for any competitive exams like UPSC IES, GATE, SSC JE, State PSC, etc. or want to check your knowledge about any particular subject of Civil Engineering then solving MCQ's can be the best option. In this way you can also know your weakness about particular section of the subject.
MULTIPLE CHOICE QUESTIONS
Level - Beginner (Ideal for SSC JE, State PSC and other Small Level Exams
151. The initial setting time of cement
depends most on
(a) tri-calcium aluminate
(b) tri-calcium silicate
(c) tri-calcium alumino-ferrite
(d) di-calcium silicate
152. According to the Indian Standard
Specifications, concrete should be cured under a humidity of
(a) 90%
(b) 80%
(c) 70%
(d) 60%






