Atterberg Limits
1. The property of a soil which allows it to be deformed rapidly, without rupture is ____.
2. At which limit does the soil transition from a semi-solid state to a plastic state?
3. Which apparatus is commonly used in the laboratory to determine the liquid limit of a soil?
4. The ratio of (liquid limit - natural water content) to (plasticity index) is known as the:
5. Plasticity Index (PI) is calculated as:
6. If a soil has a liquid limit of 45% and a plastic limit of 25%, its plasticity index is:
7. The laboratory test results of a soil sample are given as: Percentage finer than 4.75 mm = 60%, Percentage finer than 0.075 mm = 30%, Liquid Limit = 35%, Plastic Limit = 27%. The soil classification is ____.
8. A soil has a liquid limit of 60% and a plastic limit of 20%. If the natural water content is 50%, the liquidity index (IL) is:
9. Toughness index (It) is defined as the ratio of: