Soil Mechanics and Foundation
A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is

50 mm
30 mm
15 mm
167 mm

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Soil Mechanics and Foundation
With the increase in the amount of compaction energy

both optimum water content and maximum dry density decrease[ES 93]
optimum water content decreases but maximum dry density increases
optimum water content increases but maximum dry density decreases
both optimum water content and maximum dry density increase

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