Permeability MCQ 2

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1. Permeability of soil varies

A) inversely as square of grain size 
B) inversely as void ratio
C) as square of grain size
D) None of these

... Answer is C


 

2. Constant head permeability test is used for 

A) Coarse grained
B) Organic soil
C) Clayey soil
D) Silty soil

... Answer is A

 

3. Variable head or Faling head permeability test is used for

A) Coarse grained
B) Organic soil
C) Clayey soil
D) Silty soil

... Answer is D
Variable head permeability test is used for Fine sand , silt soil
 

4. Consolidation test is used for

A) Coarse grained
B) Organic soil
C) Clayey soil
D) Silty soil

... Answer is C
Consolidation test is used for Stiff clay
 

5. Which among the following test is suitable for partially saturated soil?

A) Falling head permebility test
B) Constant head permeability test
C) Capillary permeability test
D) Pumping out test

... Answer is C
Capillary permeability test is suitable for partially saturated soil
 

6. Flow between any two points in soil depends only on difference in

A) Head available
B) Total head
C) Both
D) None of these

... Answer is B

 

7. Maximum particle size for Darcy's law to be applicable is_______

A) 0.2mm
B) 0.5mm
C) 0.9mm
D) None of these

... Answer is B

 

8. In Darcian flow, flow velocity is________

A) Seepage velocity
B) Discharge velocity
C) Velocity
D) None of these

... Answer is B

 

9. Discharge velocity is always ______ than seepage velocity

A) may or maynot be equal
B) Equal
C) Greater
D) Less

... Answer is D
Discharge velocity is always less than seepage velocity
 

10. With increase in temperature permeability will_______

A) Decrease
B) Increase
C) No change
D) None of these

... Answer is B

 

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