Answer Happy

EQ4) True or False (3.5 marks) Coarse grained soil are also called granular and the fine grained soils are commonly referred to as a cohesive soil. Hydrometer is used to determine the proportions of silt and clay ------ According to stokes law, the GS reading depend on temperature of the solution of soil and water.--- Liquid limit test used for all soil type. The soil is at plastic limit when it starts to crack at a diameter of (1/8 in) Liquid limit for soil has 25 blows in the Casagrande Ll device at a half of inch groove closure and a moisture content of 45% is 45. EQ5) Fill the following with the suitable phrase:(3.5 marks) In determining the moister content and drying the laboratory soil higher temperature should be avoided due to....... In general the concept of Moister content is equal to ......../. ...... X100 (by weight) The entrapped air which is not removed in determining the specific gravity is important because In general the concept of Specific Gravity is equal to and the remaining The type of soil passing from sieve no 200 is... is...... The scope of hydrometer analysis is the determination of ...