Misc Material

How is artificial sand prepared?

• By crushing stones and gravel to powder

• By mixing water with sand

• By freezing sand

• By melting sand particles

What is the classification of sand used for masonry work?

• Coarse sand

• Fine sand

• Sea sand

• Gravel sand

What is the increase in volume of sand due to the presence of surface moisture called?

• Bulking of sand

• Shrinking of sand

• Expansion of sand

• Compression of sand

What is the size of fine sand used for plastering?

• 1.58 mm

• 3.175 mm

• 7.62 mm

• 5 mm

Where is pit sand found?

• Oceans

• Deserts

• Mountains

• Deposits in soil

What type of sand is not used for engineering purpose due to its salt content?

• Artificial sand

• Sea sand

• Pit sand

• River sand

What is the source of river sand?

• Oceans

• Lakes

• Mountains

• Bed of rivers

What is the main component of sand particles?

• Iron

• Silica

• Aluminum

• Calcium

What is the texture of pit sand?

• Round grains

• Irregular grains

• Sharp, angular grains

• Smooth grains

Sand passing through a screen with clear opening of 3.175mm is known as

• Fine sand

• Gravel sand

• Pebble sand

• Coarse sand