Engineering Economy Online Test – Multiple Choice Questions and Answers

1. Under-reamed piles are generally

 
 
 
 

2. The water content of soil is defined as the ratio of

 
 
 
 

3. Accurate determination of water content, is made by

 
 
 
 

4. Stoke’s law sates that the velocity at which a grain settles out of suspension, the other factors remaining constant, is dependent upon

 
 
 
 

5. The maximum value of effective stress in the past divided by the present value, is defined as over consolidation ratio (OCR). The O.C.R. of an over consolidated clay is

 
 
 
 

6. The liquid limit and plastic limit exist in

 
 
 
 

7. The minimum water content at which the soil just begins to crumble when rolled into threads 3 mm in diameter, is known

 
 
 
 

8. When drainage is permitted under initially applied normal stress only and full primarily consolidation is allowed to take place, the test is known as

 
 
 
 

9. In a liquid limit test, the moisture content at 10 blows was 70% and that at 100 blows was 20%. The liquid limit of the soil, is

 
 
 
 

10. The coefficient of compressibility of soil, is the ratio of

 
 
 
 

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