Welcome to your Irrigation Engineering Mock test - 3
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1) Lane's weighted creep theory assumes
2) If the straight sides of a triangular section of a lined canal with circular bottom of radius D, make an angle θ with horizontal, the hydraulic mean depth is
3) 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
4) Pick up the correct sequence of the part of a canal system from the following
5) For diversion of flood water of rivers, the type of canal constructed, is
6) 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
7) A counter berm is
8) 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
9) The uplift pressure on the roof of an inverted syphon, is maximum when
10) In a concrete canal the approximate permissible velocity of water should not exceed
11) The field capacity of a soil depends upon
12) To hold hydraulic jumps, baffle walls are provided in
13) The ratio of the discharge over a trapezoidal crest to a rectangular crest of Sarda falls of identical parameters, is
14) The ratio of the rate of change of discharge of an outlet to the rate of change in level of water surface in a distributary at its normal depth, is known as
15) Garnett's diagrams are used for graphical solution of design equations of a canal by
16) In rigid module, the discharge
17) A current meter measures the velocity of flow, if it is held
18) According to Lacey, in regime conditions
19) For standing crops in undulating sandy fields, the best method of irrigation, is
20) The level of the fioor of a syphon aqueduct can be obtained
21) Cross regulators in main canals are provided
22) In a syphon aqueduct
23) The ratio of the head recovered to the head put in, is known as
24) For cereal crops the most commonly adopted method of irrigation, is
25) The ratio of the rate of change of discharge of an outlet and parent channel, is known as
26) An outlet is said to be proportional if its flexibility, is
27) The water face of the guide banks, is protected by
28) Effective precipitation for a crop may be defined as
29) If average particle size of the silt in millimetres is m, the Lacey's silt factor f is proportional to
30) Lacey's equation for calculating flood discharge in rivers, is