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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 9
41.
Out of the following flow measuring devices, which one incurs the maximum installation cost as well as pressure loss ?
Flow nozzle
Venturimeter
Rotameter
Orificemeter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance).
V/Vmax = (x/r)1/7
V/Vmax = (r/x)1/7
V/Vmax = (x.r)1/7
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Which of the following has the maximum compression ratio ?
Blower
Compressor
Vacuum pump
Fan
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Scale up of agitator design requires
geometrical similarity only.
dynamic similarity only.
both geometrical and dynamic similarity.
all geometrical, dynamic and kinematic similarity.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The actual velocity at vena-contracta for flow through an orifice from a reservoir is given by
Cv . 2gH
Cc . 2gH
Cd . 2gH
Cv . Va
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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