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bigt246823 bigt246823
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6 years ago
Which of the following conditions tend to cause laminar flow to become turbulent (producing a high Reynold's number)?
 
  1. High linear gas velocity
  2. High gas density
  3. Low gas viscosity
  4. Smaller tube diameter
  a. 2, 3, and 4 only
  b. 2 and 3 only
  c. 1, 2, and 3 only
  d. 1 and 4 only


Q. 2  Assuming a constant flow, what will happen to a fluid if the cross-sectional area of the tube in which its flows decrease?
 
  a. Its velocity will increase.
  b. Its velocity will decrease.
  c. Its density will decrease.
  d. Its viscosity will decrease.


Q. 3  What temperature is necessary to liquefy O2 at 1 atm pressure?
 
  a. 118.8 C
  b. 181.1 F
  c. 463.3 F
  d. 183.0 C


Q. 4  What is the pattern of flow in which a fluid moves in discrete cylindrical streamlines?
 
  a. Transitional
  b. Turbulent
  c. Laminar
  d. Tracheal


Q. 5  The resistance to flow of a fluid through a tube can be computed according to which of the fol-lowing formulas?
 
  a. Resistance = flow  viscosity
  b. Resistance = flow  pressure
  c. Resistance = pressure  flow
  d. Resistance = flow  pressure
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bigt246823 Author
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6 years ago
Thank you for helping me with this assignment of mine
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