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 increases but maximum dry density decreases
both optimum water content and maximum dry density increase
optimum water content decreases but maximum dry density increases

ANSWER DOWNLOAD EXAMIANS APP

Soil Mechanics and Foundation
In a triaxial compression test when drainage is allowed during the first stage (i. e. application of cell pressure) only and not during the second stage (i.e. application of deviator stress at constant cell pressure), the test is known as

consolidated drained test
unconsolidated drained test
unconsolidated undrained test
consolidated undrained test

ANSWER DOWNLOAD EXAMIANS APP