1
GATE CE 2022 Set 1
MCQ (Single Correct Answer)
+1
-0.33

Let $$\sigma$$'v and $$\sigma$$'h denote the effective vertical stress and effective horizontal stress, respectively. Which one of the following conditions must be satisfied for a soil element to reach the failure state under Rankine's passive earth pressure condition?

A
$$\sigma$$'v < $$\sigma$$'h
B
$$\sigma$$'v > $$\sigma$$'h
C
$$\sigma$$'v = $$\sigma$$'h
D
$$\sigma$$'v + $$\sigma$$'h = 0
2
GATE CE 2022 Set 1
MCQ (Single Correct Answer)
+1
-0.33

As per Rankine's theory of earth pressure, the inclination of failure planes is $$\left( {45 + {\phi \over 2}} \right)^\circ $$ with respect to the direction of the minor principal stress.

The above statement is correct for which one of the following options?

A
Only the active state and not the passive state
B
Only the passive state and not the active state
C
Both active as well as passive state
D
Neither active nor passive state
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