Q. The ratio of the rate of change of discharge of an outlet and parent channel, is known as

View solution

Q. According to Lacey, in regime conditions

View solution

Q. Process of meandering is due to

View solution

Q. For cereal crops the most commonly adopted method of irrigation, is

View solution

Q. 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

View solution

Q. In a syphon aqueduct

View solution

Q. Which one of the following statements is correct ?

View solution

Q. Garnett's diagrams are used for graphical solution of design equations of a canal by

View solution

Q. A current meter measures the velocity of flow, if it is held

View solution

Q. In a concrete canal the approximate permissible velocity of water should not exceed

View solution

Q. Effective precipitation for a crop may be defined as

View solution

Q. If average particle size of the silt in millimetres is m, the Lacey's silt factor f is proportional to

View solution

Q. Lane's weighted creep theory assumes

View solution

Q. Disposal of extra excavated earth of canals, is utilised to provide a spoil bank on

View solution

Q. If A is the area of the surface, x is the depth of its C.G. from the surface of the water and ω is the density of water, then

View solution

Q. Pick up the correct statement from the following

View solution

Q. According to Lacey, depth of scour in a river depends upon the straightness of the reach. If D is the depth of scour in regime flow in a right angled bend, it is

View solution

Q. The width of a dowla is generally kept between 30 to 60 cm and its height above the road level should invariably be more than

View solution

Q. Cross regulators in main canals are provided

View solution

Q. The ratio of the head recovered to the head put in, is known as

View solution