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 - ANSWERB: 212 degrees
Zero pounds gauge corresponds on the absolute scale to:
A: 144
B: 212
C: 14.7
D: zero - ANSW...
NATE A/C Exam #2 CORRECT 100%
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 - ANSWERB: 212 degrees
Zero pounds gauge corresponds on the absolute scale to:
A: 144
B: 212
C: 14.7
D: zero - ANSWERC: 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 - ANSWERB: Latent heat
,Absolute zero on the Fahrenheit scale is:
A: 459 degrees
B: 273 degrees
C: 100 degrees
D: 0 degrees - ANSWERA: 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 - ANSWERB: 12,000 btu per hour
The heat used to change a liquid to a gas is called the latent heat of:
A: Absorption
B: Vaporization
C: Fusion
D: Liquid - ANSWERB: Vaporization
, A thermometer is said to "sense" what?
A: Heat of fusion
B: Latent heat
C: Sensible heat
D: Specific heat - ANSWERC: Sensible heat
Five pounds of water is heated by two degrees F. How many btu were added to the water?
A: 25 btu
B: 10 btu
C: 5 btu
D: 2 btu - ANSWERB: 10 btu
Wght x deg raise = btu's
5 x 2 = 10 btu's
The amount of heat required to melt one pound of ice at 32 degrees F is:
A: 212 btu
B: 180 btu
C: 144 btu
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