Engineering :: Irrigation Engineering

@ : Home > Civil Engineering > Irrigation Engineering

201.

Okhla weir on Yamuna river, in Delhi, is an example of

A.	vertical drop weir	B.	drystone slope weir
C.	concrete slope weir	D.	parabolic weir

202.

In Bligh's creep theory, it is assumed that the percolation water creep

A.	along the contact of the base profile of the apron with the sub-soil	B.	in a straight path under the floor
C.	in a straight path under the foundation work	D.	none of the above

203.

In Lane's weighted creep theory, he proposed a weight of

A.	three for vertical creep and one for horizontal creep	B.	three for horizontal creep and one for vertical creep
C.	two for vertical and two for horizontal creep	D.	any one of the above

204.

In Bligh's creep theory

A.	there is no distinction between horizontal and vertical creep	B.	loss of head does not take place in the same proportion as creep length
C.	the uplife pressure distribution is not linear, but follows a sine curve	D.	all of the above

205.

The function of a barrage is different to that a weir.

Correct

Incorrect

206.

In a barrage, crest level is kept

A.	low with large gates	B.	high with large gates
C.	high with small gates	D.	low with small gates

207.

The coefficient of creep is the reciprocal of percolation coefficient.

Right

Wrong

208.

The loss of head per unit length of creep is called

A.	coefficient of creep	B.	percolation coefficient
C.	Lane's coefficient	D.	none of these

209.

According to Khosla's theory, the undermining of the floor starts from the

A.	starting end	B.	tail end
C.	intermediate point	D.	foundation bed

210.

According to Khosla's theory, the critical hydraulic gradient for alluvial soils is approximately equal to

A.	1	B.	1.5
C.	2	D.	2.5