Q.1
If the demand line drawn from a ridge in a flow mass curve does not intersect the curve again, it indicates that
Q.2
In North Indian Plains, optimum depth of kor watering for wheat, is
Q.3
The main cause of silting up a channel,
Q.4
A fall which maintains its depth, is
Q.5
The net speed under which the turbine reaches its peak efficiency is called
Q.6
When a canal is carried over a natural drainage, the structure provided, is known as
Q.7
For the upstream face of an earthen dam, the most adverse condition for stability of slope is
Q.8
If there are two canals taking off from each flank of a river, then there will be
Q.9
Horizontal acceleration due to earthquake results in
Q.10
The most suitable material for the central impervious core of a zoned embankment type dam is
Q.11
The relation between probability (P) and recurrence interval (T) is given by
Q.12
Retrogression of the bed level of a river downstream a weir, occurs due to
Q.13
The depth of the crest of a scouring sluice below the crest of a head regulator, is generally kept
Q.14
If the critical shear stress of a channel is XC, then the average value of shear stress required to move the grain on the bank is
Q.15
Main purpose of mean water training for rivers is
Q.16
The stream which does not have any base flow contribution is called
Q.17
The depth of rice root zone, is
Q.18
To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls
Q.19
A unit hydro graph has one unit of
Q.20
The top of the capillary zone
Q.21
Tortuosity of a meandering river is always
Q.22
The discharge passing over an ogee spillway is given by (where, L is effective length of spillway crest and H is the total head over the spillway crest including velocity head.)
Q.23
The measure to remove water logging of land, is
Q.24
A raingauge should preferably be fixed
Q.25
With the increase in the quantity of water supplied, the yield of most crops
Q.26
If D is the depth of scour below original bed, then the width of launching apron is generally taken as
Q.27
A runoff river plant is
Q.28
The ratio of the quantity of water stored in the root zone of the crops to the quantity of water actually delivered in the field is known as
Q.29
In a barrage, the crest level is kept
Q.30
Bligh's theory of seepage assumes
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