Pick up the correct statement from the following:

Quick lime is<br> (i) Slow in setting<br> (ii) Rapid in slacking<br> (iii) Good in strength

Index number expressing the relative sizes of both coarse and fine aggregates, is called

Pick up the correct statement regarding low heat cement from the following:

Which of the following sedimentary rocks changes into quartzite by metamorphic action?

The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry b…

A pug mill is used for

Second class bricks

To give a brilliant finish, the type of varnish used, is