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Civil Engineering - Hydraulics

Exercise : Hydraulics - Section 2
26.
A steady uniform flow is through
a long pipe at decreasing rate
a long pipe at constant rate
an expanding tube at constant rate
an expanding tube at increasing rate
a long pipe at increasing rate.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Cavitation is caused by
Low pressure
High pressure
Low velocity
High velocity
None of these.
Answer: Option
Explanation:
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28.
Mach number is the ratio of inertia force to
viscosity
surface tension
gravitational force
elasticity.
Answer: Option
Explanation:
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29.
Hydraulic gradient is equal to difference in water surfaces
Answer: Option
Explanation:
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30.
The main assumption of Bernoulli's equation is :
The velocity of energy of liquid particle, across any cross-section of a pipe is uniform
No external force except the gravity acts on the liquid
There is no loss of energy of the liquid while flowing
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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