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Mechanical Engineering - Hydraulics and Fluid Mechanics

Exercise : Hydraulics and Fluid Mechanics - Section 1
26.
Which of the following is an example of laminar flow?
Under ground flow
Flow past tiny bodies
Flow of oil in measuring instruments
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
The pressure less than atmospheric pressure is known as
suction pressure
vacuum pressure
negative gauge pressure
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
The total energy line lies over the hydraulic gradient line by an amount equal to the
pressure head
velocity head
pressure head + velocity head
pressure head - velocity head
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
A structure whose width is __________ the width of the channel, is called a flumed structure.
less than
more than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
The maximum efficiency of transmission through a pipe is
50%
56.7%
66.67%
76.66%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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