Soil Mechanics and Foundation
A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesionless soil under an intensity of loading of 0.2 N/ram2. The settlement of a prototype shallow footing 1 m square under the same intensity of loading is

between 15 mm and 25 mm
15 mm
25 mm
greater than 25 mm

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Soil Mechanics and Foundation
Coefficient of compressibility is

different for different types of soils but same for a soil under different states of consolidation
independent of type of soil but depends on the stress history of soil
constant for any type of soil
different for different types of soils and also different for a soil under different states of consolidation

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Soil Mechanics and Foundation
A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m2 when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively

0.2 N/mm² and 0°
0.05 N/mm² and 0°
0.5 N/mm² and 30°
0.05 N/mm² and 45°

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