HVAC Basics:Heat Transfer Quiz Questions NATE CORE

Card Set Information

Author:
salvatorefricano
ID:
304888
Filename:
HVAC Basics:Heat Transfer Quiz Questions NATE CORE
Updated:
2015-07-07 10:07:49
Tags:
NATE
Folders:

Description:
NATE CORE example questions heat transfer
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user salvatorefricano on FreezingBlue Flashcards. What would you like to do?


  1. The greater the temperature difference between the two bodies, heat transfer rate will be _______: 
    A:Greater
    B:Lesser
    C:Same
    A:Greater
  2. The heat content of a substance is called ________:
    A:Latent Heat
    B:Total Heat
    C:Sensible Heat
    D:Enthalpy
    D:Enthalpy
  3. A Btu is a unit of heat energy: 
    True 
    False
    True
  4. The boiling point or boiling temperature of water can be changed by changing the pressure on the water: 
    False 
    True
    True
  5. The space heater does heat the air: 
    True 
    False
    False

    Space heaters instead heats the solid objects that come into contact with the heat rays.
  6. The Radiant heat diminishes _______ of the distance traveled from the hot body:

    A:proportional
    B:inversely proportional
    C:by Square of
    D:by cube of
    C:by Square of
  7. The Celsius scale is divided into _______ degrees, from the freezing point of water to the boiling point
    A:50
    B:100
    C:180
    D:90
    B:100
  8. The rate of heat consumption (BTU/hr ) has the unit of _____:
    A:Power
    B:Work
    C:Energy
    A:Power
  9. The Fahrenheit scale divides into ______  the temperature range from the freezing point of water to its boiling point
    A:90 parts
    B:270 parts
    C:180 parts
    D:360 parts
    C:180 parts
  10. A heat exchanger in an HVAC system or home furnace uses _____ to transfer heat. A:Conduction
    B:Convection
    C:Radiation
    A:Conduction
  11. Any temperatures on the absolute Celsius scale (Kelvin) can be found by adding _______ to the thermometer reading
    A:-273
    B:273
    C:460
    D:-460
    B:273
  12. 1 boiler horsepower = ______ Btuh
    A:3.413
    B:33,475
    C:0.3413
    D:3347
    B:33,475
  13. Heat that is known to be added to or removed from a substance but no temperature change is recorded is called as ______:
    A:Latent Heat
    B:Enthalpy
    C:Specific Heat
    D:Entropy
    A:Latent Heat
  14. On the Fahrenheit scale, absolute zero is _____
    A:-183 degrees
    B:-273 degrees
    C:-360 degrees
    B:-460 degrees
    B:-460 degrees
  15. Absolute-zero temperature is the base point for calculations of heat 
    True 
    False
    True

What would you like to do?

Home > Flashcards > Print Preview