# Civil Engineering – Irrigation Engineering Mock test – 1

Welcome to your Irrigation Engineering Mock test - 1

Take an exciting test in Irrigation Engineering.

You have only 20 Mins to complete the test 32 Questions in this Mock test

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

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