Water Management Quiz 5
1 / 50
The hydraulic gradient line (H.G.L)represents the sum of_______?
2 / 50
The weight per unit of liquid at standard Temperature and pressure is called_________?
3 / 50
A line shown on a map, drawn between the points of equal levels or heads is called __________?
4 / 50
Mercury does not wet the glass because of its property of ____________?
5 / 50
If E1 is the energy before the hydraulic jump and E2 is the energy after the hydraulic jump the efficiency of jump is then given by ___________?
6 / 50
The resultant pressure of water acting at ______________?
7 / 50
The water particles held in soil pores of root zone by _____________ against gravity and is known as capillary water?
8 / 50
When the fluid properties do not change with time, it is a ___________ flow?
9 / 50
An aquifer in which water contained under high pressure as the? aquifer is sand witched between two impervious layer is called_________?
10 / 50
The law which states that the intensity of pressure at any point in a liquid at rest is same in all directions_______?
11 / 50
The specific weight of water at normal pressure of 760 mm, 4?C temperature and at mean sea level is ____________?
12 / 50
A hydraulic jump to dissipate energy when flow is ________?
13 / 50
When the reservoir is full, the maximum compressive force in a gravity dam is produced _________?
14 / 50
A structure constructed in channel width having narrow throat and raised floor in bottom, used for measuring discharge is called ___________?
15 / 50
The loss of head due to friction according to Darcy?s formula is ___________?
16 / 50
An open cut in the canal bank. with bed and sides to escape canal water through a lead channel to mix water in a nearby drain is called ___________?
17 / 50
The experiment of capillary rise is performed in a glass tube of smaller diameter, because_________?
18 / 50
The piles driven in low bearing capacity soil which does not rest on hard rock but bears the coming load due to side resistance is called ________________?
19 / 50
A fish ladder is device by which flow energy can be dissipated in such a manner as to provide easy access to the downstream fish to come on upstream side, the velocity of flow varies from_________?
20 / 50
velocity of gases is measured with a ___________?
21 / 50
When the air in a atmosphere is fully saturated with the vapours present in it, then the pressure exerted by such wet air mass will be called __________?
22 / 50
The groyne pointing upwards direction of flow is called ____________?
23 / 50
When the high flood level of the drain is sufficiently below the bed of the Canal that the drainage water flows freely under gravity, such structure is called_________?
24 / 50
If the duration of a unit hydrograph approaches zero, the resulting unit hydrograph is called ________?
25 / 50
Aeration holes are provided to reduce the inside saturation pressure __________?
26 / 50
According to Mr. Khosla, the seeping water creates undermining and the undermining starts from________?
27 / 50
The water evaporates from paddy surfaces to the atmosphere in the form of water vapours, these water vapours get collected in the atmosphere and behave & like_______?
28 / 50
When FSL of the canal is sufficiently below the bottom of the drain, so that water flows freely under gravity, such structures is called___________?
29 / 50
The rise in river water level at up stream due to construction of weir is called________?
30 / 50
Sliding failure occurs in a solid gravity dam when__________?
31 / 50
The total energy line lies over the hydraulic gradient line by an amount equal to________________?
32 / 50
The field capacity is the amount of water retained by a saturated soil mass after being acted by gravity. The amount of water required to bring the soil moisture content of that soil up to field capacity is called________?
33 / 50
Hydrology is the science which deals with the depletion and recharge of water resources yearly therefore. its knowledge is a must to _______ properly the water resources?
34 / 50
Art of mixing saline water with fresh water in accordance with some ratio for irrigation purpose is called _______?
35 / 50
The precipitation that falls during the growing season of the crop is called________?
36 / 50
Flow in which each liquid particle has a definite path is called ___________?
37 / 50
The wall of masonry or concrete, constructed at 90? to the axis of weir to separate normal weir from under sluices is called__________?
38 / 50
The water in swimming pools can be ____________ by using any one from the following, chlorine-ultraviolet rays and bromine t ?
39 / 50
Rabi crops pertains to _________?
40 / 50
The force with which the particles of same body are held together is called_______________?
41 / 50
Sediment particles smaller than 0.002 mm which do not settle in water are called__________?
42 / 50
The depth of root zone for rice crop is about_________?
43 / 50
The height from the top of the embankment to the normal water level in canal .Dam ? Reservoir etc, which allows for small waves to splash without over flow is called_________?
44 / 50
An open cut given in a canal bank, suitably protected by stone pitching to the upland drainage water into the canal is called _________?
45 / 50
The depth before the jump is always less then the depth after the jump. The depth before the jump is called initial depth and depth after the jump is called_______________?
46 / 50
The various works constructed on river side to control the flow and pass it safely from hydraulic structures are called _________?
47 / 50
That part of the flow in a stream comes from sub-soil or valley, may be beneath the top surface of channel bed is called________?
48 / 50
A plot of graphical representation showing river flow against time is called ___________?
49 / 50
The aeration of water is done to remove _______?
50 / 50
The amount of moisture content present in the air, when it is expressed as weight per unit volume is called ________________?
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