Psychrometric Terms MCQ

Test your knowledge with important Psychrometric Terms MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Psychrometric Terms MCQs at Bissoy

• If wet-bulb depression is zero, then the relative humidity is also zero.
  ক

  False

  খ

  True
• What is the difference between DBT and WBT called?
  ক

  DPD

  খ

  DBD

  গ

  Degree of saturation

  ঘ

  WBD
• For unsaturated air, the value of DPT is _________ WBT.
  ক

  less than

  খ

  more than

  গ

  equal to

  ঘ

  much more than
• What is the temperature of air recorded by thermometer when it is not affected by the moisture present in it?
  ক

  WBT

  খ

  DBT

  গ

  DPT

  ঘ

  Sub-zero Temperature
• What is the mixture of dry air and water vapor called when the air has diffused the maximum amount of water vapor into it?
  ক

  Dry air

  খ

  Moist air

  গ

  Saturated air

  ঘ

  Specific humidity
• What is the temperature of air recorded by a thermometer, when the moisture present in it starts condensing?
  ক

  DBT

  খ

  WBT

  গ

  DPT

  ঘ

  WBD
• What is the ratio of actual mass of water vapor in a given volume of moist air to the mass of water vapor in the same volume of saturated air at the same pressure and temperature?
  ক

  Specific Humidity

  খ

  Relative humidity

  গ

  Degree of saturation

  ঘ

  Saturated air
• What is the mass of water vapor present in 1 kg of dry air called?
  ক

  Specific Humidity

  খ

  Relative humidity

  গ

  Degree of saturation

  ঘ

  Saturated air
• What is the ratio of actual mass of water vapor in a unit mass of dry air to the mass of water vapor in the same mass of dry air when it is saturated at the same temperature?
  ক

  Moist air

  খ

  Dry air

  গ

  Degree of saturation

  ঘ

  Saturated air
• The mixture of dry air and water vapor called when the air has diffused the maximum amount of water vapor into it is called ________
  ক

  dry air

  খ

  moist air

  গ

  saturated air

  ঘ

  specific humidity
• Specific humidity and absolute humidity have the same unit.
  ক

  False

  খ

  True
• Mixture of dry air and water vapor is __________
  ক

  moist air

  খ

  dry air

  গ

  fresh air

  ঘ

  saturated air
• Nitrogen and Argon have a major portion in the dry air.
  ক

  False

  খ

  True
• Which of the following has the maximum contribution in the dry air?
  ক

  Nitrogen

  খ

  Argon

  গ

  Carbon dioxide

  ঘ

  Hydrogen
• What is the mixture of a number of gases?
  ক

  Moist air

  খ

  Dry air

  গ

  Fresh air

  ঘ

  Saturated air