HVAC Practice Test with All Correct & 100% Verified
Answers |Latest Version| Updated to Pass
Two locations where a cold air return should be installed:
a. Open area of wall and low to the ground.
b. Behind appliances and high on the wall.
c. Open area of wall and high on the wall.
d. Behind appliances and low to the ground. ✔Correct Answer-a. Open area of wall and low to
the ground.
Which of the following is a law of thermodynamics:
a. Heat is a form of matter.
b. Heat moves toward a place with higher intensity.
c. Heat moves toward a place with lower intensity.
d. Heat moves toward a place with a higher temperature. ✔Correct Answer-c. Heat moves
toward a place with lower intensity.
Sensible heat describes _________________________.
a. How fast heat will travel.
b. The quantity of heat.
c. The volume of heat.
d. How hot something feels. ✔Correct Answer-d. How hot something feels.
Latent heat measures _______________________.
a. The temperature of heat in a substance.
b. The quantity of heat in a substance.
c. The velocity of heat in a substance.
d. The heat potential of a substance. ✔Correct Answer-d. The heat potential of a substance.
Latent heat is measured in ____________________.
a. Degrees Celsius, F ahrenheit and Kelvin
b. International System of Units
c. British Thermal Units
d. Board of Trade Unit ✔Correct Answer-c. British Thermal Units
If 1 pound of water warms to 60 degrees F from 55 degrees F, what btu of latent heat will it have
absorbed?
a. 2.5
b. 5
c. 10
d. 15 ✔Correct Answer-b. 5
What is the amount of heat energy required to evaporate 1 pound of water?
a. 370 btu
b. 570 btu
c. 770 btu
d. 970 btu ✔Correct Answer-d. 970 btu
Answers |Latest Version| Updated to Pass
Two locations where a cold air return should be installed:
a. Open area of wall and low to the ground.
b. Behind appliances and high on the wall.
c. Open area of wall and high on the wall.
d. Behind appliances and low to the ground. ✔Correct Answer-a. Open area of wall and low to
the ground.
Which of the following is a law of thermodynamics:
a. Heat is a form of matter.
b. Heat moves toward a place with higher intensity.
c. Heat moves toward a place with lower intensity.
d. Heat moves toward a place with a higher temperature. ✔Correct Answer-c. Heat moves
toward a place with lower intensity.
Sensible heat describes _________________________.
a. How fast heat will travel.
b. The quantity of heat.
c. The volume of heat.
d. How hot something feels. ✔Correct Answer-d. How hot something feels.
Latent heat measures _______________________.
a. The temperature of heat in a substance.
b. The quantity of heat in a substance.
c. The velocity of heat in a substance.
d. The heat potential of a substance. ✔Correct Answer-d. The heat potential of a substance.
Latent heat is measured in ____________________.
a. Degrees Celsius, F ahrenheit and Kelvin
b. International System of Units
c. British Thermal Units
d. Board of Trade Unit ✔Correct Answer-c. British Thermal Units
If 1 pound of water warms to 60 degrees F from 55 degrees F, what btu of latent heat will it have
absorbed?
a. 2.5
b. 5
c. 10
d. 15 ✔Correct Answer-b. 5
What is the amount of heat energy required to evaporate 1 pound of water?
a. 370 btu
b. 570 btu
c. 770 btu
d. 970 btu ✔Correct Answer-d. 970 btu
