Soil Mechanics and Foundation
The maximum dry density upto which any soil can be compacted depends upon

None of these
moisture content only
amount of compaction energy only
both moisture content and amount of compaction energy

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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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