SMF_Quiz1

In particle size classification system, the soils are classified according to 

• Grain size

• Shape

• Properties

• Others

Which of the following terms are used to indicate grain sizes?

• Gravel

• Silt

• Sand

• All of the mentioned

For coarse grained soil, the particle size D10 is sometimes called as __________

• Effective size and effective diameter

• Uniform diameter

• All of the mentioned

• None of the mentioned

The D10 represents a size, such that _________ of the particles are finer than this size.

• 20%

• 60%

• 10%

• 100%

A particle-size distribution curve gives us an idea about __________

• Type of soil

• Properties of soil

• All of the mentioned

• None of the mentioned

The property of a soil which allows it to be deformed rapidly, without rupture is _________

• Elasticity

• Plasticity

• Tenacity

• None of the mentioned

The number of revolutions per second, at which the handle is rotated in process of finding the liquid limit is _________

• 3

• 2

• 1

• 4

The plastic index is calculated from the relation ____________

• PI=LL-LI

• PI=LL-PL

• PI=PL-LL

• PI=LL-w

Fine grained soil are sub divided in to ___________

• Silt and sand

• Gravel and sand

• Silt and clay

• Sand and clay

Coarse grained soil is sub-divided in to _______________

• Sand and silt

• Silt and gravel

• Sand and gravel

• Clay and sand