For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of

Excess of alumina in brick earth makes the brick

If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called

The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively:

For melting one tonne of cast iron

The curved swellings from the growth of layers or wounds left after branches are cut off in an irregular manner are know…

The steel used for the manufacture of rails, is

The initial setting time of lime-pozzolana, is

Pick up the correct statement from the following: