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Unit 35 - Quiz

Neil Revollo 13 questions 1,335 views Updated 18 Jan 2017

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Questions in this quiz (13)

  1. 1What is the relative humidity if the dry-bulb temperature is 100ºF and the wet-bulb temperature is 65ºF?
    1. A13%
    2. B33%
    3. C43%
    4. D63%
  2. 2The wet-bulb depression is __________.
    1. Athe difference between the dry-bulb and wet-bulb temperatures.
    2. Bthe same as the wet-bulb temperatures.
    3. Cthe same as the dry-bulb temperatures.
    4. Dwhen the air is saturated with moisture.
  3. 3Comfort can be described as the gentle balance between __________.
    1. Aair cleanliness, air movement, temperature, and humidity.
    2. Bair velocity, air cleanliness, humidity, and air movement.
    3. Cair speed, air velocity, temperature, and humidity.
    4. Dacceleration, air cleanliness, filtration, and humidity.
  4. 4Infiltration is the term used when referring to the air entering a structure _________.
    1. Athrough an air make-up unit
    2. Baround doors and windows
    3. Cthrough ventilation
    4. Dbecause of street traffic
  5. 5A fresh air intake is necessary to keep the indoor air from becoming _________.
    1. Atoo humid
    2. Bsuperheated
    3. Coxygen starved and stagnant
    4. Dtoo dry
  6. 6The dry-bulb temperature is the __________.
    1. Asame as the wet-bulb temperature
    2. Btotal of the sensible and latent heat
    3. Csensible heat level of the air
    4. Dsensible heat less the humidity
  7. 7If the dry-bulb temperature is 93ºF and the wet-bulb temperature is 60ºF, what is the specific volume of the air?
    1. A14.0 ft^3/lb
    2. B14.0 lb/ft^3
    3. C10 lb/ft^3
    4. D10 ft^3/lb
  8. 8The human body is comfortable when the heat produced in the body is equal to the heat lost to the surroundings.
    1. ATrue
    2. BFalse
  9. 9The rate at which water will evaporate from the wick on the wet-bulb thermometer is determined by the moisture content of the surrounding air.
    1. ATrue
    2. BFalse
  10. 10Introduction of forced ventilation in the winter heating season helps to raise the humidity level.
    1. ATrue
    2. BFalse

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Description
Unit 35 Comfort and Psychrometrics
Language
English
Views
1,335
History
Created on 27 Feb 2016 · updated on 18 Jan 2017
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