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121.

The coefficient of permeability of slit is

A.	same as	B.	less than
C.	more than

122.

The coefficient of permeability

decreases

increases

123.

The suantity of seepage of water in a soil medium is

A.	directly proportional to the head of water at upstream	B.	inversely proportional to the head of water at upstream
C.	directly proportional to the coefficient of permeability	D.	inversely proportional to the coefficient of permeability

124.

The average velocity of flow that will take place through the total cross-sectional area of soil under unit hydraulic gradient is called

A.	uniformity coefficient	B.	Darcy's coefficient
C.	coefficient of permeability	D.	terminal velocity

125.

The pressure exerted by water on the soil through which it percolates, is known as

A.	hydrostatic pressure	B.	effective pressure
C.	seepage pressure	D.	none of these

126.

A flow line in seepage through a soil medium is defined as the

A.	path of particles of water through a saturated soil mass	B.	line connecting points of equal head of water
C.	flow of movement of fine particles of soil	D.	direction of the flow particle

127.

The equipotential line in a seepage through a soil medium is defined as the

A.	path of particles of water through a saturated soil mass	B.	line connecting points of equal head of water
C.	flow of movement of fine particles of soil	D.	direction of the flow particle

128.

The seepage pressure always acts in the direction of flow.

Right

Wrong

129.

Quich sand is a

A.	moist sand containing small particles	B.	condition which occurs in coarse sand
C.	condition in which a cohesionless soil loses at its strength because of upward flow of water	D.	none of the above

130.

Flow lines and equi-potential lines are

A.	perpendicular to each other	B.	parallel to each other
C.	intersecting lines at 90? to each other	D.	intersecting lines at 45? to each other