less than active earth pressure but greater than passive earth pressure

greater than active earth pressure but less than passive earth pressure

greater than both the active earth pressure and passive earth pressure

less than both the active and passive earth pressures

is more conservative

neglects the effect of forces acting on the sides of the slices

assumes the slip surface as an arc of a circle

all of the above

allowable settlement only

ultimate bearing capacity of soil only

both allowable settlement and ultimate bearing capacity

none of above

cohesion and effective angle of shearing resistance

cohesion and effective unit weight of soil

effective unit weight of soil and effective angle of shearing resistance

effective angle of shearing resistance

safe bearing capacity

safe bearing capacity

ultimate bearing capacity

net ultimate bearing capacity where C = unit cohesion