HVAC Skills USA Study Guide with All Correct & 100%
Verified Answers |Latest Update| Already Graded A+
Refrigeration tubing is measured how (diameter) ✔Correct Answer-Outisde diameter (od)
Plumbing tubing is measure (diameter) ✔Correct Answer-Inside diameter (id)
5/8 acr pipe is equal to what plumbing pipe size ✔Correct Answer-1/2 Id
Current relay ✔Correct Answer-Starting device usually used on single phase, fractional
horsepower compressor motor.
Reducing plenum system ✔Correct Answer-Is used to keep the velocity of the air constant, keeps
the duct pressure constant among other reasons
Orifice ✔Correct Answer-A precise size hole in the spud
What does the law require technicians to do when retrieving refrigerant? ✔Correct Answer-
Recover (recovery process)
Refrigeration definition ✔Correct Answer-Process of removing heat where it is not wanted and
moving it to a place where it makes little to no difference.
Farenheigjt to Celsius ✔Correct Answer-0 f. 32c
50f. 10c
68F. 20c
86F. 30C
104F. 40c
122F. 50C
140F. 60C
158F. 70C
176F. 80c
C formula ✔Correct Answer-(F-32)/1.8.
F for farenheight. / for divide
The human body gives off heat by ✔Correct Answer-Conduction, Convection, And Radiation
R-12 ✔Correct Answer-CFC refrigerant, has been banned since 90's
What is an ampere ✔Correct Answer-A measure of the quantity of electrons flowing pad a point
in the electrical circuit in a given time.
On a 95 degree Fahrenheit day R-22 should be at what psig ✔Correct Answer-182 psig
Psig is ✔Correct Answer-Gauge pressure
Verified Answers |Latest Update| Already Graded A+
Refrigeration tubing is measured how (diameter) ✔Correct Answer-Outisde diameter (od)
Plumbing tubing is measure (diameter) ✔Correct Answer-Inside diameter (id)
5/8 acr pipe is equal to what plumbing pipe size ✔Correct Answer-1/2 Id
Current relay ✔Correct Answer-Starting device usually used on single phase, fractional
horsepower compressor motor.
Reducing plenum system ✔Correct Answer-Is used to keep the velocity of the air constant, keeps
the duct pressure constant among other reasons
Orifice ✔Correct Answer-A precise size hole in the spud
What does the law require technicians to do when retrieving refrigerant? ✔Correct Answer-
Recover (recovery process)
Refrigeration definition ✔Correct Answer-Process of removing heat where it is not wanted and
moving it to a place where it makes little to no difference.
Farenheigjt to Celsius ✔Correct Answer-0 f. 32c
50f. 10c
68F. 20c
86F. 30C
104F. 40c
122F. 50C
140F. 60C
158F. 70C
176F. 80c
C formula ✔Correct Answer-(F-32)/1.8.
F for farenheight. / for divide
The human body gives off heat by ✔Correct Answer-Conduction, Convection, And Radiation
R-12 ✔Correct Answer-CFC refrigerant, has been banned since 90's
What is an ampere ✔Correct Answer-A measure of the quantity of electrons flowing pad a point
in the electrical circuit in a given time.
On a 95 degree Fahrenheit day R-22 should be at what psig ✔Correct Answer-182 psig
Psig is ✔Correct Answer-Gauge pressure
