1000 Best Soil and Foundation Engineering MCQ
Q177). A direct shear test possesses the following disadvantage:
a).A relatively thin thickness of sample permits quick drainage
b).A relatively thin thickness of sample permits quick dissipation of pore pressure developed during the test
c).As the test progresses the area under shear, gradually changes
d).none of these.
Correct Answer:
As the test progresses the area under shear, gradually changes
Explanation:
Q178). Through a point in a loaded soil mass, there exists typical planes mutually orthogonal on which the stress is wholly normal and no shear stress acts, if is
a).1
b).2
c).3
d).4
Correct Answer:
3
Explanation:
Q179). The pressure that builds up in pore water due to load increment on the soil, is termed
a).excess pore pressure
b).excess hydrostatic pressure
c).hydrodynamic pressure
d).All of the above
Correct Answer:
All of the above
Explanation:
Q180). The ratio of emax. and emin. of silty sand, is
a).2
b).5
c).3
d).3.5
Correct Answer:
3
Explanation:
Q181). A flow net may be utilised for the determination of
a).exit gradient
b).seepage
c).hydrostatic pressure
d).All of the above
Correct Answer:
All of the above
Explanation:
Q182). The neutral stress in a soil mass is
a).force per neutral area
b).force per effective area
c).stess taken up by the pore water
d).stress taken up by solid particles.
Correct Answer:
stess taken up by the pore water
Explanation:
Q183). If voids ratio is 0.67, water content is 0.188 and specific gravity is 2.68, the degree of saturation of the soil, is
a).0.25
b).0.4
c).0.6
d).0.75
Correct Answer:
0.75
Explanation:
Q184). If water content of a soil is 40%, G is 2.70 and void ratio is 1.35, the degree of saturation is
a).0.7
b).0.75
c).0.8
d).0.85
Correct Answer:
0.8
Explanation: