Podcast
Questions and Answers
In the shrinkage limit test using the Wax Method, what is the purpose of coating the inside of the dish with petroleum jelly?
In the shrinkage limit test using the Wax Method, what is the purpose of coating the inside of the dish with petroleum jelly?
- To prevent water evaporation
- To facilitate the removal of the soil pat (correct)
- To increase the volume capacity of the dish
- To enhance the accuracy of the volume measurement
How is the volume of the soil pat determined in the Shrinkage Limit Test using the Wax Method?
How is the volume of the soil pat determined in the Shrinkage Limit Test using the Wax Method?
- By displacing water using wax
- By measuring the change in weight after drying
- By measuring the volume displacement of water (correct)
- By measuring the displacement of wax
What is the purpose of tapping the shrinkage dish lightly on the tabletop in the Shrinkage Limit Test?
What is the purpose of tapping the shrinkage dish lightly on the tabletop in the Shrinkage Limit Test?
- To compact the soil paste
- To enhance volume measurement
- To remove air pockets (correct)
- To increase moisture content
What method is used to determine the volume capacity of a relatively cylindrical shrinkage dish?
What method is used to determine the volume capacity of a relatively cylindrical shrinkage dish?
What is the purpose of preparing a uniform paste of soil and water in the Shrinkage Limit Test?
What is the purpose of preparing a uniform paste of soil and water in the Shrinkage Limit Test?
What is the formula to compute the shrinkage limit using the wax method?
What is the formula to compute the shrinkage limit using the wax method?
What does the shrinkage ratio represent?
What does the shrinkage ratio represent?
How can the specific gravity of soil solid be determined from the shrinkage limit and shrinkage ratio?
How can the specific gravity of soil solid be determined from the shrinkage limit and shrinkage ratio?
In the shrinkage limit example problem, what was the initial volume of the soil?
In the shrinkage limit example problem, what was the initial volume of the soil?
What do M1 and M2 represent in the context of the shrinkage limit computation formula?
What do M1 and M2 represent in the context of the shrinkage limit computation formula?
What does the plastic limit test determine in soil?
What does the plastic limit test determine in soil?
How is the liquid limit defined in the plastic limit test using the fall cone method?
How is the liquid limit defined in the plastic limit test using the fall cone method?
What is the purpose of rolling out a thread in the plastic limit test according to ASTM D4318?
What is the purpose of rolling out a thread in the plastic limit test according to ASTM D4318?
What is the formula for calculating the plasticity index (PI) of a soil?
What is the formula for calculating the plasticity index (PI) of a soil?
How is the plastic limit of a soil defined?
How is the plastic limit of a soil defined?
What does the plasticity index signify in terms of soil classification?
What does the plasticity index signify in terms of soil classification?
