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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 4
21.
Which of the following pipe bends will incur the largest head loss ?
U-bend
30° bend
45° bend
90° bend
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which is the most efficient and best for measuring very small flow rate of gases ?
Venturimeter
Orifice meter
Rotameter
Flow nozzle
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
When the water is warm, the height to which it can be lifted by a pump
decreases due to reduced viscosity.
decreases due to reduced vapour pressure.
increases due to increased vapour pressure
decreases due to increased frictional resistance.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Pipes having diameter 14 inches or more are designated by their
outside diameter
inside diameter
schedule number
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Viscosity of water at 40°C lies in the range of
1 x 10-3 to 2 x 10-3 kg/m.s
0.5 x 10-3 to 1 x 10-3 kg/m.s
1 to 2 kg/m.s
0.5 to 1 kg/m.s
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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