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Civil Engineering - Hydraulics

Exercise : Hydraulics - Section 2
11.
If jet of water coming out from a nozzle with a velocity 9.81 m/s, the angle of elevation being 30°, the time to reach the highest point is
0.25 s
0.50 s
1.0 s
1.5 s.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The discharge through a 100 mm diameter external mouth piece fitted to the side of a large vessel is 0.05948 m3/s. The head over the mouth piece is
2 m
2.5 m
3.0 m
4.0 m.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
If cohesion between the molecules of a fluid is more than adhesion between the fluid and glass, the free level of fluid in a dipped glass tube will be
higher than the surface of liquid
same as the surface of liquid
lower than the surface of liquid
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The continuity equation
expresses the relationship between work and energy
relates the momentum per unit volume between two points on a stream line
relates mass rate of flow along a stream line
requires that Newton's second law of motion be satisfied at every point in fluid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Water displaced by a floating wooden block of density 0.75, 5 m long, 2 m wide and 3 m high, is
17.5 m3
20.0 m3
22.5 m3
25 km3.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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