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Permeability Online Exam Quiz

Important questions about Permeability. Permeability MCQ questions with answers. Permeability exam questions and answers for students and interviews.

What are the types of water flow in the soil?

Options

A : a. Turbulent flow and Laminar flow

B : b. Linear flow

C : c. None of the mentioned

D : d. All of the mentioned

In what way, do the fluid particles travel in a turbulent flow?

Options

A : a. Twisting

B : b. Crossing

C : c. Re-crossing

D : d. Definite path

Gravels are __________ permeable.

Options

A : a. Highly

B : b. Least

C : c. Partially

D : d. All of the mentioned

Options

A : a. Taylor

B : b. Darcy

C : c. Lambe

D : d. Khosla

Options

A : a. q=KA

B : b. q=K/A

C : c. q=K i A

D : d. q=K i/A

Coefficient of permeability or simple permeability is expressed in terms of ____________

Options

A : a. cm/sec

B : b. m/day

C : c. feet/day

D : d. all of the mentioned

The co-efficient of permeability of fine sand is ____________

Options

A : a. 1.0 and greater

B : b. 1×10¯? and smaller

C : c. 1×10¯² to 5×10¯³

D : d. 5×10¯² to 1×10¯³

Darcy’s law is valid for only ___________

Options

A : a. Laminar flow

B : b. Turbulent flow

C : c. Hydraulic flow

D : d. All of the mentioned

Options

A : a. 1

B : b. 0

C : c. 0.1

D : d. 2

Stiff clays are ______________ permeable.

Options

A : a. Highly

B : b. Least

C : c. Partially

D : d. None of the mentioned

The study of seepage of water through soil is important for, which of the following purpose?

Options

A : a. Drainage of soils

B : b. Stability of slopes

C : c. Ground water flow towards well

D : d. All of the mentioned

Darcy’s law describes the state of flow within individual pores.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

In the definition of the seepage velocity, the cross-sectional area of the voids is taken as _______ to the direction of flow.

Options

A : a. parallel

B : b. opposite

C : c. perpendicular

D : d. tangential

Options

A : a. V?=Ve

B : b. V?=Vn

C : c. V?=V/e

D : d. V?=V/n

Seepage velocity is inversely proportional to hydraulic gradient.

Options

A : a. True

B : b. False

C : c. May be True or False

D : d. Can't say

The coefficient of permeability of clean gravel is _________

Options

A : a. 1*10¯? and smaller

B : b. 5*10¯? – 1*10¯?

C : c. 1 – 1*10¯²

D : d. 1 and greater

Options

A : a. cm

B : b. s

C : c. cm/s

D : d. cm/s²

If the discharge velocity is 4*10¯?cm/s and the porosity is 33%, then the seepage velocity will be _______

Options

A : a. 18*10¯?cm/s

B : b. 12*10¯?cm/s

C : c. 6*10¯?cm/s

D : d. 3*10¯?cm/s

If the soil has discharge velocity is 9*10¯?cm/s and the voids ratio of 0.5, then the seepage velocity will be _______

Options

A : a. 18*10¯?cm/s

B : b. 27*10¯?cm/s

C : c. 16*10¯?cm/s

D : d. 13*10¯?cm/s

The velocity of flow is proportional to _________ according to Darcy’s law.

Options

A : a. effective stress