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HVAC Journeyman Test Questions and
Correct Answers/ Latest Update /
Already Graded
Sensible Heat
Ans: Heat that can be Measured
Specific Heat
Ans: The Amount of Heat Required to Raise 1 LB of a Substance 1*F
Latent Heat
Ans: Heat used to cause change of state.
BTU
Ans: amount of heat required to raise 1LB of water 1*F
One Ton of Refrigeration
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Ans: 2000 x 144 x 24,288,000 Btu/24hours, and 12,000 Btu/hr
A Room Thermostat Should be Mounted
Ans: 5 feet from the floor
To Provide Proper Oil Return to the Compressor
Ans: Suction line must be pitched towards compressor.
What is the External Equalizer on a TXV for?
Ans: To offset the pressure drop across the evaporator.
What is the Minimum Bending Radius of 1" soft Copper?
Ans: 5"
What is the Heating Value of Natural Gas?
HVAC Journeyman Test Questions and
Correct Answers/ Latest Update /
Already Graded
Sensible Heat
Ans: Heat that can be Measured
Specific Heat
Ans: The Amount of Heat Required to Raise 1 LB of a Substance 1*F
Latent Heat
Ans: Heat used to cause change of state.
BTU
Ans: amount of heat required to raise 1LB of water 1*F
One Ton of Refrigeration
, 2 | Page
Ans: 2000 x 144 x 24,288,000 Btu/24hours, and 12,000 Btu/hr
A Room Thermostat Should be Mounted
Ans: 5 feet from the floor
To Provide Proper Oil Return to the Compressor
Ans: Suction line must be pitched towards compressor.
What is the External Equalizer on a TXV for?
Ans: To offset the pressure drop across the evaporator.
What is the Minimum Bending Radius of 1" soft Copper?
Ans: 5"
What is the Heating Value of Natural Gas?
