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Civil Engineering - Hydraulics

Exercise : Hydraulics - Section 5
46.
An open container filled with water is moved vertically downward with a uniform linear acceleration. The pressure at its bottom will be
greater than static pressure
equal to static pressure
lesser than static pressure
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
For uniform flow in canals
there is a balance between the frictional loss and drop in elevation of the channel
bed and free water surfaces of a channel are parallel to each other
bed of channel represents the hydraulic gradient
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
If H is height of the liquid above the sill, the effect of end contractions, according to Francis formula, is
0.1 H
0.2 H
0.3 H
0.4 H
0.5 H.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Pick up the correct statement from the following :
For maximum velocity of flow, the depth of water in the circular channel must be 0.81 times the diameter of the channel
For maximum velocity, the hydraulic mean depth must be 0.3 times the diameter of circular channel
For maximum discharge the depth of flow must be 0.95 times the diameter of circular channel
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The velocity of flow (v) at the outlet of a syphon of length l, is given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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