NATE A/C Exam 2 Questions and Answers Graded A+

NATE A/C Exam 2 Questions and
Answers Graded A+
The Fahrenheit scale is based on boiling water at sea level at what temperature?




A: 459 degrees




B: 212 degrees




C: 180 degrees




D: 100 degrees ✔✔B: 212 degrees




Zero pounds gauge corresponds on the absolute scale to:




A: 144




B: 212

,C: 14.7




D: zero ✔✔C: 14.7




Hidden heat in refrigeration work is referred to as:




A: Intensity of heat




B: Latent heat




C: Heat a thermometer can "sense"




D: Cold ✔✔B: Latent heat




Absolute zero on the Fahrenheit scale is:




A: 459 degrees

, B: 273 degrees




C: 100 degrees




D: 0 degrees ✔✔A: 459 degrees




A ton of refrigeration is a unit equal to:




A: 2,880,000 btu per day




B: 12,000 btu per hour




C: 2,000 btu per minute




D: All of these are correct ✔✔B: 12,000 btu per hour




The heat used to change a liquid to a gas is called the latent heat of: