Exercise: Hydraulics And Fluid Mechanics

Questions for: Hydraulics And Fluid Mechanics

According to Pascal's law, the intensity of pressure at any point in a fluid at rest is the same in all directions.
A:
Agree
B:
Disagree
C:
D:
Answer: A
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The intensity of pressure on an immersed surface __________ with the increase in depth.
A:
does not change
B:
increases
C:
decreases
D:
Answer: B
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The flow in a pipe is neither laminar nor turbulent when Reynold number is
A:
less than 2000
B:
between 2000 and 2800
C:
more than 2800
D:
none of these
Answer: B
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Re-entrant or Borda's mouthpiece is an __________ mouthpiece.
A:
internal
B:
external
C:
D:
Answer: A
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The discharge of a depressed nappe is 6 to 7 percent __________ that of a free nappe.
A:
less than
B:
more than
C:
D:
Answer: B
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