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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 5
31.
In frictional fluid flow, the quantity, , is
constant along a streamline.
not constant along a streamline.
increased in the direction of flow.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Hydraulic radius is the ratio of
wetted perimeter to flow area.
flow area to wetted perimeter.
flow area to square of wetted perimeter.
square root of flow area to wetted perimeter.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
The unit of bulk modulus of elasticity for a liquid in S.I. unit is
N
N/m
N/m2
N/m3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
Power requirement of fans having constant wheel diameter varies __________ fan speed.
as square of
directly as
as cube of
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
In the low Reynolds number region, the drag force on a sphere is proportional to
V
V2
V4
V0.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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