Pug mill is used for
Question Pug mill is used for _____. A. Brick drying B. Clay moulding C. Clay preparation D. Brick burning Answer:…
For under-water construction used
Question For under-water construction ____ is used. A. Portland pozzolona B. Quick setting C. Expansive D. Ordinary portland Answer: Option…
Pick up the correct proportions of chemical ingredients of cement
Question Pick up the correct proportions of chemical ingredients of cement. A. Silica: Lime: Alumina: Iron oxide = 63:20:6:3 B.…
The igneous rock rich in cavities is
Question The igneous rock rich in cavities is ____. A. Granite B. Gabroo C. Dolomite D. Basalt Answer: Option C…
Air entrainment Portland cement offers great
Question Air entrainment Portland cementi) offers great resistance to sulphate attackii) offers great resistance to freezing and thawingiii) reduces the…