If L is total length of a canal in kilometers, P is total perimeter of its lining in metres and C is the cost of lining per square metre, the additional expenditure involved on lining, is
If L is total length of a canal in kilometers, P is total perimeter of its lining in metres and C is the cost of lining per square metre, the additional expenditure involved on lining, is
In a concrete canal the approximate permissible velocity of water should not exceed
In a concrete canal the approximate permissible velocity of water should not exceed
Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ?
Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ?
Pick up the correct sequence of the part of a canal system from the following
Pick up the correct sequence of the part of a canal system from the following
For the stability of a structure against seepage pressure according to Khosla's creep theory, the critical gradient is
For the stability of a structure against seepage pressure according to Khosla's creep theory, the critical gradient is
Pick up the correct statement from the following
Pick up the correct statement from the following
The Lacey's regime velocity is proportional to
The Lacey's regime velocity is proportional to
The drainage water intercepting the canal can be disposed of by passing the canal below the drainage in
The drainage water intercepting the canal can be disposed of by passing the canal below the drainage in
River training for depth is achieved by
River training for depth is achieved by
F.S.L. of a canal at its head with respect to parent channel is kept
F.S.L. of a canal at its head with respect to parent channel is kept
The normal annual precipitation at stations X, A, B and C are 700 mm, 1000 mm, 900 mm and 800 mm respectively. If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be
The normal annual precipitation at stations X, A, B and C are 700 mm, 1000 mm, 900 mm and 800 mm respectively. If the storm precipitation at three station A, B and C were 100 mm, 90 mm and 80 mm respectively, then the storm precipitation for station X will be
Fundamental momentum equation for a hydraulic jump, is
Fundamental momentum equation for a hydraulic jump, is
A river training work is generally required when the river is
A river training work is generally required when the river is
According to Lacey, in regime conditions
According to Lacey, in regime conditions
To hold hydraulic jumps, baffle walls are provided in
To hold hydraulic jumps, baffle walls are provided in
For designing the venturi head,
For designing the venturi head,
If the optimum depth of kor watering for a crop is 15.12 cm, the outlet factor for the crop for four week period in hectares per cumec, is
If the optimum depth of kor watering for a crop is 15.12 cm, the outlet factor for the crop for four week period in hectares per cumec, is
The major resisting force in a gravity dam is
The major resisting force in a gravity dam is
Hydrodynamic pressure due to earthquake acts at a height of
Hydrodynamic pressure due to earthquake acts at a height of
A hyetograph is a graphical representation of
A hyetograph is a graphical representation of
In case of non-availability of space due to topography, the most suitable spillway is
In case of non-availability of space due to topography, the most suitable spillway is
In case of a trapezoidal notch fall
In case of a trapezoidal notch fall
The net head under which the turbine reaches its peak efficiency at synchronous speed is called
The net head under which the turbine reaches its peak efficiency at synchronous speed is called
While deciding the alignment of a proposed canal taking off from a river at B, three alignments of approximately equal lengths are available. These cross a drainages at C1, C2 and C3 where drainage bed levels C1 > C2 > C3, you will provide at site C3
While deciding the alignment of a proposed canal taking off from a river at B, three alignments of approximately equal lengths are available. These cross a drainages at C1, C2 and C3 where drainage bed levels C1 > C2 > C3, you will provide at site C3
The flow-mass curve is graphical representation of
The flow-mass curve is graphical representation of
Assertion A : To estimate the rainfall over a catchment, the number of raingauges required per unit area is large for hilly areas.
Reason R : Rainfall gradient is steep.
Select your correct answer according to the coding system given below :
Assertion A : To estimate the rainfall over a catchment, the number of raingauges required per unit area is large for hilly areas.
Reason R : Rainfall gradient is steep.
Select your correct answer according to the coding system given below :
If water table is comparatively high, the irrigation canal becomes useless, due to
If water table is comparatively high, the irrigation canal becomes useless, due to
A water-logged land is found suitable for cultivation due to
A water-logged land is found suitable for cultivation due to
According to Khosla, the exits gradient of surface flow
According to Khosla, the exits gradient of surface flow
Hydrograph is the graphical representation of
Hydrograph is the graphical representation of
The ratio of the head recovered to the head put in, is known as
The ratio of the head recovered to the head put in, is known as
According to Bligh's creep theory, percolating water flows along
According to Bligh's creep theory, percolating water flows along
If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be
If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltration rate will be
Lacey's equation for calculating flood discharge in rivers, is
Lacey's equation for calculating flood discharge in rivers, is
The useful storage is the volume of water stored in the reservoir between
The useful storage is the volume of water stored in the reservoir between
A hydraulic jump is generally formed when a stream moving with
A hydraulic jump is generally formed when a stream moving with
If V₀ is the critical velocity of a channel, its silt transporting power, according to Kennedy, is proportional to
If V₀ is the critical velocity of a channel, its silt transporting power, according to Kennedy, is proportional to
If average particle size of the silt in millimeters is m, the Lacey's silt factor f is proportional to
If average particle size of the silt in millimeters is m, the Lacey's silt factor f is proportional to
The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by
The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by
The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to
The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to
Solution of Laplacian equation in three dimensions d²φ/dx² + d²φ/dy² + d²φ/dz² = 0 of water in a syphon, is done by
Solution of Laplacian equation in three dimensions d²φ/dx² + d²φ/dy² + d²φ/dz² = 0 of water in a syphon, is done by
If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by
If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by
An outlet which maintains a constant discharge irrespective of fluctuation in the water levels of the supplying channel or water course, is known as
An outlet which maintains a constant discharge irrespective of fluctuation in the water levels of the supplying channel or water course, is known as
Lining of irrigation channels
Lining of irrigation channels
An outlet is said to be proportional if its flexibility, is
An outlet is said to be proportional if its flexibility, is
A river training work is generally required when the river is
A river training work is generally required when the river is
The field capacity of a soil is 25%, its permanent wilting point is 15% and specific dry unity weight is 1.5. If the depth of root zone of a crop, is 80 cm, the storage capacity of the soil, is
The field capacity of a soil is 25%, its permanent wilting point is 15% and specific dry unity weight is 1.5. If the depth of root zone of a crop, is 80 cm, the storage capacity of the soil, is
Canals taken off from ice-fed perennial rivers, are known
Canals taken off from ice-fed perennial rivers, are known
The level of the floor of a syphon aqueduct can be obtained
The level of the floor of a syphon aqueduct can be obtained
Which of the following canal outlets maintains a constant discharge ?
Which of the following canal outlets maintains a constant discharge ?
The field capacity of a soil depends upon
The field capacity of a soil depends upon
A land is known as waterlogged
A land is known as waterlogged
When the reservoir is full, the maximum compressive force in a gravity dam is produced
When the reservoir is full, the maximum compressive force in a gravity dam is produced
A land is said to be water-logged if its soil pores within
A land is said to be water-logged if its soil pores within
The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be
The area between the isohyets 45 cm and 55 cm is 100 square km and between 55 cm and 65 cm is 150 square km. The average depth of annua! precipitation over the above basin of 250 square km will be
The peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be
The peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be
Pick up the correct statement from the following
Pick up the correct statement from the following
The maximum permissible eccentricity for no tension at the base of a gravity dam is
The maximum permissible eccentricity for no tension at the base of a gravity dam is
If A is the area of the surface, x̅ is the depth of its C.G. from the surface of the water and ω is the density of water, then
If A is the area of the surface, x̅ is the depth of its C.G. from the surface of the water and ω is the density of water, then
Which of the following types of falls use parabolic glacis for energy dissipation ?
Which of the following types of falls use parabolic glacis for energy dissipation ?
The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after
The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after
The "outlet discharge factor" is the duty at the head of
The "outlet discharge factor" is the duty at the head of
In India, which of the following is adopted as standard recording rain-gauge?
In India, which of the following is adopted as standard recording rain-gauge?
Pick up the incorrect statement from the following
Pick up the incorrect statement from the following
Coefficient of discharge of an ogee spillway
Coefficient of discharge of an ogee spillway
Which of the following spillways is least suitable for an earthen dam ?
Which of the following spillways is least suitable for an earthen dam ?
