Test: Constant And Falling Head Permeability


5 Questions MCQ Test Soil Mechanics | Test: Constant And Falling Head Permeability


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Attempt Test: Constant And Falling Head Permeability | 5 questions in 10 minutes | Mock test for Civil Engineering (CE) preparation | Free important questions MCQ to study Soil Mechanics for Civil Engineering (CE) Exam | Download free PDF with solutions
QUESTION: 1

Falling head permeability test can be used for___________

Solution:

Falling head test is used for relatively less permeable soils where the discharge is small.

QUESTION: 2

Which of the following formula is used in Falling head permeability test?

Solution:

In falling head permeability test, Darcy’s law is used from which the rate of flow q, can be used
q = K i A.

QUESTION: 3

In falling head permeability test apparatus, the water head at any time instant is equal to____________

Solution:

The head h1 and h2 at any time instant t is equal to the difference in the water level in the stand pipe and the bottom tank.

QUESTION: 4

In constant permeability test, the length of specimen is measured by___________

Solution:

In constant head test, the length of the sample is measured by inserting piezometric tubes on top and bottom.

QUESTION: 5

The constant head permeability test is used for___________

Solution:

Coarse-grained soil, for which a reasonable discharge can be collected in a given time, is used in constant test.

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