The ratio of the thickness of web to that of flange of steel rolled structural beams and channels is

Name the type of cement from the following for canal linings:

Invar contains

Non acid-resistant asbestos is:

Which of the following bricks are used for lining of furnaces?

The vehicle used in case of enamel paints is usually

Clay and silt content in a good brick earth must be at least

Pick up the correct statement from the following: Method of sawing timber

Red short iron cracks when bent due to the presence of