Canal Falls MCQs : This section focuses on the "Canal Falls" in Irrigation Engineering. These Multiple Choice Questions (MCQs) should be practiced to improve the Irrigation Engineering skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Canal fall is a solid masonry structure which is constructed on the canal if the natural ground slope is steeper than the designed channel bed slope.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 2
___________ is the combination of convex and concave curves.
A. Rapids
B. Ogee curve
C. Stepped falls
D. Trapezoidal notch falls
Question 3
_________ consists a long sloping glacis.
A. Well type falls
B. Simple vertical drop falls
C. Rapid fall
D. Montague type falls
Question 4
Well type falls are also called as?
A. English falls
B. Montague type falls
C. Straight glacis falls
D. Syphon drop falls
Question 5
How many types of falls are present?
A. 5
B. 6
C. 7
D. 8
Question 6
Canal drops are provided to _______________
A. dissipate the excess energy
B. increase the driving head of flow of water
C. dissipate excess land slope
D. dissipate inadequate land slope
Question 7
Which of the following statement is wrong?
A. In a trapezoidal notch fall, the top width of the notch is kept between 3/4th to full water depth above the sill of the notch
B. Energy dissipators are provided for small discharges
C. A cylinder fall is popularly known as syphon well drop
D. The syphon fall is designed to maintain a fixed supply level in the channel
Question 8
In case of design of sarda type fall the length of crest is kept equal to ____________
A. thickness of the Canal
B. bed Width of the Canal
C. water Depth in the Canal
D. hydraulic Jump on the fall
Question 9
What number of major defects does the ogee fall have?
A. 2
B. 3
C. 4
D. 5
Question 10
Trapezoidal falls are very economical and suitable for low discharges.
A. Yes
B. No
C. Can be yes or no
D. Can not say