Engineering :: Soil Mechanics and Foundations
201.
The coefficient of active earth pressure is always
Answer: B
Explanation:
202.
If ko is the coefficient of earth pressure at rest, ka is the coefficient of active earth pressure, kp is the coefficient of passive earth pressure and ? is Poisson's ratio, then the value of (1 - ?/? is given by
A. ka / kp
B. ko / ka
C. kp / ko
D. 1 / ko
Answer: D
Explanation:
203.
The effect of cohesion is to
Answer: A
Explanation:
204.
The net ultimate bearing capacity is the maximum net pressure intensity causing shear failure of soil.
Answer: A
Explanation:
205.
The lateral earth pressure is
A. directly proportional to the depth of soil
B. inversely proportional to the depth of soil
C. directly proportional to the squre of the depth of soil
D. inversely proportional to the square of the depth of soil
Answer: C
Explanation:
206.
The maximum unit pressure that a soil can withstand without rupture in shear or without excessive settlement of the structure, is called
A. allowable bearing pressure
B. safe bearing capacity
C. ultimate bearing capacity
D. bearing capacity
Answer: B
Explanation:
207.
The bearing capacity of a soil depends upon
A. grain size of the soil
B. size of the footing
C. shape of the footing
D. all of these
Answer: D
Explanation:
208.
The bearing capacity of a soil
A. increases
B. decreases
C. does not change
Answer: A
Explanation:
209.
The coefficient of passive earth pressure
A. increases
B. decreases
C. does not change
Answer: A
Explanation:
210.
The ultimate net bearing capacity lay depends upon the value of cohesion.
Answer: A
Explanation:
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