The lime which consists almost entirely of calcium oxide, is called? Mark as favorite Copy Link poor lime rich lime hydraulic lime limestone Check Answer
The dressing of stone is done? Mark as favorite Copy Link immediately after quarrying after seasoning after three months of quarrying just before building Check Answer
The advantage of adding pozzolana (or surkhi) to lime is to? Mark as favorite Copy Link reduce shrinkage increase resistance to cracking increase resistance to chemical attack all of these Check Answer
Which of the following statements is wrong? Mark as favorite Copy Link clay or alumina A stone with large percentage of quartz is very soft Felspar is a silicate of aluminium with varying amounts of potash, soda or lime Quartz has a greasy lustre Check Answer
The setting and hardening of cement paste is mainly due to the hydration and hydrolysis of? Mark as favorite Copy Link tri-calcium silicate di-calcium silicate tri-calcium aluminate all of these Check Answer
Slate in the form of tiles is used? Mark as favorite Copy Link as road metal for the manufacture of cement for paving as an excellent roof covering material Check Answer
Le-chatelier method is used to determine? Mark as favorite Copy Link initial setting of cement fineness of cement soundness of cement normal consistency of cement Check Answer
Granite is mainly composed of? Mark as favorite Copy Link quartz and mica felspar and mica quartz and felspar quartz, felspar and mica Check Answer
Which of the following statement is correct? Mark as favorite Copy Link The sand used for making mortar should be fine The rounded grains of sand produce a strong mortar The mortar made with coarse sand is stronger than the one made with fine stand all of the above Check Answer
The workability of cement concrete can be improved by? Mark as favorite Copy Link increasing the quantity of cement increasing the proportion of coarse aggregate increasing the quantity of sand all of the above Check Answer