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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 2
1.
Two dimensional stream function
relates velocity and pressure.
is constant along a stream line.
is constant along an equipotential surface.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
What causes cavitation in centrifugal pump ?
High suction pressure
Low barometric pressure
Low suction pressure
High suction velocity
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Draining of shallow pits or sump is done by a sump pump, which is a __________ pump.
single stage vertical
centrifugal
plunger
diffuser
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
A hydraulic ram acts as a/an __________ pump.
centrifugal
reciprocating
impulse
parallel cylinder
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The ratio of average fluid velocity to the maximum velocity in case of laminar flow of a Newtonion fluid in a circular pipe is
0.5
1
2
0.66
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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