SSC JE CE QUIZ_Building Materials Booster Quiz -12

The ability of a material to endure alternate wet and dry conditions for a long period without considerable deformation and loss of mechanical strength is called:

Which of the following are the properties of first-class bricks.

1) Free from flaws and cracks.

2) Do not absorb water more than 12 – 15% by its dry weight.

3) Minimum crushing strength = 10 N/mm³.

How may bricks are required for 2m³ of brick masonry?

Which of the following pairs are correctly matched for the durability of stones.

1) Brad’s test = frost action/resistance.

2) Acid Test = Weathering resistance of stone.

As per IS 456: 2000 , the minimum grade of concrete to be used for plain concrete and reinforced concrete, respectively, in concrete works exposed directly along the sea coast are:

What is the height of a slump cone mould used for testing the workability of the concrete?

Arrange the following minerals in the increasing order of their hardness:

1) Talc

2) Calcite

3) Quartz

4) Diamond