A. ordinary Portland cement
B. low heat cement
C. rapid hardening cement
D. sulphate resisting cement
A. iron ore, coal and sulphur
B. iron ore, carbon and sulphur
C. iron ore, coal and lime stone
D. iron ore, carbon and lime stone
A. iron
B. carbon
C. manganese
D. sulphur
A. gypsum
B. calcium chloride
C. calcium carbonate
D. none of the above
A. 1
B. 2
C. 3
D. 4
A. ordinary Portland cement
B. low heat cement
C. rapid hardening cement
D. sulphate resisting cement
A. 1:2
B. 1:3
C. 1:4
D. 1:6
A. H2S and C02
B. CaS04 and H20
C. Lime and H20
D. C02 and calcium
A. 10%
B. 20%
C. 30%
D. 40%
A. decreases
B. increases
C. remains same
D. may increase or decrease