Cement In Building Materials - Cement In Building Materials objective questions and answers
26. The commonly used cement in cement paints is
A. White cement
B. Portland cement
C. Alumina cement
D. Rapid hardening cement
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A. White cement
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27. Cement normally contains dicalcium silicate percentage equal to about
A. 10
B. 24.5
C. 4.50
D. 70
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28. For hydration of cement the water required as weight fraction of cement is
A. 0.9
B. 0.6
C. 0.3
D. 0.15
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29. Setting action of cement may be delayed by
A. Pouring more water
B. Adding gypsum
C. Minimising gypsum
D. Adding more sand
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30. Marble chips in coloured cement from the floor covering material called
A. Terrazo
B. Mosaic
C. Linoleum
D. Magnesite
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