Exercise: Hydraulics And Fluid Mechanics

Questions for: Hydraulics And Fluid Mechanics

An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called
A:
weir
B:
notch
C:
orifice
D:
none of these
Answer: B
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The ratio of the inertia force to the elastic force is called
A:
Reynold's number
B:
Froude's number
C:
Weber's number
D:
Mach number
Answer: D
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According to Bernoulli's equation
A:
B:
C:
D:
Answer: A
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The most efficient section of a channel is
A:
triangular
B:
rectangular
C:
square
D:
trapezoidal
Answer: D
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The force present in a moving liquid is
A:
inertia force
B:
viscous force
C:
gravity force
D:
all of these
Answer: D
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