11. Addition of pozzolana to ordinary Portland cement increases
12. As per IS specifications, the maximum final setting time for ordinary Portland cement should be
13. Which of the following has more fire resisting characteristics?
14. Which of the following metamorphic rocks has the most weather resisting characteristics?
15. The proportions of lime and sand in the mortar normally used in brick construction are
16. Stainless steel resists corrosion due to
17. Chlorite, a green colour mineral is mainly derived from the decomposition of
18. Excess of silica in brick earth results in
19. Bitumen felt is used for
20. A ferrous metal is
Read More Section(Building Materials)
Each Section contains maximum 100 MCQs question on Building Materials. To get more questions visit other sections.