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Civil Engineering Mcqs

Submitted By :Ali Uppal


If the material of the base of the Casagrande liquid limit device on which the cup containing soil paste drops is softer than the standard hard rubber, then______________?

  • (A)  the liquid limit of soil always increases
  • (B)  the liquid limit of soil always decreases
  • (C)  the liquid limit of soil may increase
  • (D)  the liquid limit of soil may decrease
Submitted By :Ali Uppal


Which of the following soils has more plasticity index ?

  • (A)  sand
  • (B)  silt
  • (C)  clay
  • (D)  gravel
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Toughness index is defined as the ratio of____________________?

  • (A)  plasticity index to consistency index
  • (B)  plasticity index to flow index
  • (C)  liquidity index to flow index
  • (D)  consistency index to liquidity index
Submitted By :Ali Uppal


At liquid limit, all soils possess________________?

  • (A)  same shear strength of small magnitude
  • (B)  same shear strength of large magnitude
  • (C)  different shear strengths of small magnitude
  • (D)  different shear strengths of large magnitude
Submitted By :Ali Uppal


The water content of soil, which represents the boundary between plastic state and liquid state, is known as_________________?

  • (A)  liquid limit
  • (B)  plastic limit
  • (C)  shrinkage limit
  • (D)  plasticity index
Submitted By :Ali Uppal


The admixture of coarser particles like sand or silt to clay causes______________?

  • (A)  decrease in liquid limit and increase in plasticity index
  • (B)  decrease in liquid limit and no change in plasticity index
  • (C)  decrease in both liquid limit and plasticity index
  • (D)  increase in both liquid limit and plasticity index
Submitted By :Ali Uppal


Submitted By :Ali Uppal


If the plasticity index of a soil mass is zero, the soil is______________?

  • (A)  sand
  • (B)  silt
  • (C)  clay
  • (D)  clayey silt
Submitted By :Ali Uppal