Soil Mechanics and Foundation
Coefficient of earth pressure at rest is

less than both the active and passive earth pressures
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

ANSWER DOWNLOAD EXAMIANS APP

Soil Mechanics and Foundation
For a loose sand sample and a dense sand sample consolidated to the same effective stress

ultimate strength is same but peak
ultimate strength is same but peak strength of dense sand is greater than that of loose sand
ultimate strength is different but peak strength is same
ultimate strength is same and also peak strength is same

ANSWER DOWNLOAD EXAMIANS APP