Q.1
The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, are
i) Water pressure
ii) Self weight
iii) Uplift
iv) Pressure due to earthquake
The correct answer is
Q.2
If straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the area of its cross-section, is
Q.3
If D₁ and D₂ are depths of water upstream and downstream of a hydraulic jump, the loss of head at the jump, is
Q.4
For the design of major hydraulic structures on the canals, the method generally preferred to, is based on
Q.5
According to G.W. Pickles the effect of confining the flood water of a river between levee, is to increase
Q.6
The unit hydrograph of a specified duration can be used to evaluate the hydrograph of storms of
Q.7
Which of the following is a non-recording raingauge ?
Q.8
Pick up the correct statement from the following
Q.9
The sinuosity of a meander is the ratio of
Q.10
The main function of a divide wall is to
Q.11
Disposal of extra excavated earth of canals, is utilized to provide a spoil bank on
Q.12
The duty is largest
Q.13
In India, which of the following is adopted as standard recording rain-gauge?
Q.14
According to Lacey, in regime conditions
Q.15
The flow-mass curve is graphical representation of
Q.16
If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is
Q.17
An aggrading river is a
Q.18
The shape of recession limb of a hydrograph depends upon
Q.19
The minimum size of stone that will remain at rest in a channel of longitudinal slope S and hydraulic mean depth R is given by
Q.20
The optimum depth of kor watering for a rice crop, is
Q.21
Select the incorrect statement.
Q.22
A hyetograph is a graphical representation of
Q.23
Hydrograph is the graphical representation of
Q.24
Silt excluders are constructed on the
Q.25
In Montague type fall
Q.26
Generally the weir is aligned at right angles to the direction of the main river current because
Q.27
In a Sarda type fall, the rectangular crest, may be used for discharge up to
Q.28
The meander pattern of a river is developed by
Q.29
When surface of transpiration is submerged under water, then potential evapotranspiration is
Q.30
The maximum average depth due to one day storm over an area of 100 km2 is 100 mm. Depth-Area-Duration (DAD) curves indicate that for the same area of 100 km2 the maximum average depth for a 3 hour storm will be
0 h : 0 m : 1 s