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Flow of Fluids Quiz 1_Villanueva

Emier Villanueva 9 preguntas

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Preguntas del test (9)

  1. 1What type of fluid displays decreasing viscosity with increasing shear rate?
    1. APseudoplastic Fluids
    2. BThixotropic Fluids
    3. CRheopectic Fluids
    4. DNewtonian Fluids
  2. 2Which of the following factors do no influence the choice of pump for CONTINUOUS operations:
    1. ACorrosion Problems
    2. BThe quality of liquid to be handled
    3. CThe nature of the liquid to be pumped
    4. DThe nature of the power supply
  3. 3The bursting pressure of a pipe is directly proportional to its:
    1. ASchedule number
    2. BInside diameter
    3. COutside diameter
    4. DLength
  4. 4The pressure after the pump in a 6 Sch 40 smooth steel pipe conducting water is 30 psia. The temperature of the system is in equilibrium with the temperature of the surroundings at (25 C). The water is discharged at an open tank 150 ft from the pump. Calculate the rate of discharge of water in ft3/s.
    1. A1
    2. B2
    3. C3
    4. D4
  5. 5A square pole (s.g. 0.68), 80 mm by 80 mm by 6 m long, is suspended by a wire so that 4 m is submerged in water and 2 m is above the surface. What is the tension in the wire?
    1. A5.022 E-03 N
    2. B5.022 N
    3. C4.056 N
    4. D4.056 E-03 N
  6. 6Suppose the barometer fluid (mercury) was changed to a mixture of benzene and methanol at 25C. The mixture contains 50% benzene and 50% methanol and the diameter of the column is 5 cm. How tall would the mixture rise up the column if the barometer is exposed to 1 atm.
    1. A10.629 mm
    2. B11.246 mm
    3. C12.422 mm
    4. D13.648 mm
  7. 7Q. 5-7: A three-stage compressor is required to compress air from 140 kN/m2 and 283 K to 4000 kN/m2.

    What is the minimum work of compression or the theoretical work rate?
    1. A319,170 J
    2. B351,482 J
    3. C360,856 J
    4. D289,486 J
  8. 8Based on Question 5, what is the isothermal work done by the pump?
    1. A271,470 J
    2. B296,468 J
    3. C364,486 J
    4. D348,786 J
  9. 9What is the isothermal efficiency of the process in Question 5? It may be assumed that the compression is adiabatic.
    1. A85 %
    2. B83 %
    3. C81 %
    4. D87 %

Información

Descripción
(Flow of Fluids) Unit Operations Test sobre Flow of Fluids Quiz 1_Villanueva, creado por Emier Villanueva el 23/07/2015.
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English
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