RVTI level 2 Propane Exam UPDATED
QUESTIONS AND CORRECT ANSWERS
As the ambient temperature decreases, the rate of vaporization
A. Increases
B. Decreases
C. Stays the same
D. Fluctuates up and down - CORRECT ANSWER B. Decreases
When testing the automatic changeover mechanic function which of the following is NOT
required?
A. Make sure all appliances and pilot lights are turned off
B. Have gas in both cylinders
C. Rotate the selector lever toward the reserve cylinder
D. Have one pigtail disconnected from the cylinder valves - CORRECT ANSWER D.
Have one pigtail disconnected
If the customer complains of low or no propane pressure, the technician should
A. Open the container valve
B. Make sure all appliances are on
C. Install a mono meter close to the system regulator
D. Close the service valve very slowly - CORRECT ANSWER A. Open container
valve
If an appliance is rated at 30,000 BTU/hr, how many approximate hours per gallon will that
appliance operate if it is running continuously
A. 3 hours
B. 6 hours
C. 9 hours
D. 12 hours - CORRECT ANSWER A. Three hours
, The total rate of vaporization of propane is determined by which two factors
A. Temperature of the lp and the amount of surface area wetted by the propane
B. The ambient air temperature and the number of appliances in the system
B. The ambient air temperature and the number of appliances in the system
C. The btu rating of the regulator and the ambient air temperature
D. The temperature of the lp and the length of the distribution system - CORRECT
ANSWER A. Temperature of the LP and the amount of the surface area wetted by the
propane
During winter travel, a customer states that the cooktop burner ignites but the furnace will not
ignite. Which of the following is NOT a logical reason for this situation
A. Faulty furnace
B. Propane container below 50% full
C. Kink in the propane line to furnace
D. Propane container overfilled - CORRECT ANSWER D. Propane container
overfilled
The lower the propane fuel level, the __________ the wetted surface and the ________ the
vaporization rate.
A. Less, higher
B. Less, lower
C. More, lower
D. More, higher - CORRECT ANSWER B. Less, lower
The science that deals with the relations between heat and forms of energy is called
A. Potential energy
B. Thermodynamics
C. Kinetics
D. Biology - CORRECT ANSWER B. Thermodynamics
QUESTIONS AND CORRECT ANSWERS
As the ambient temperature decreases, the rate of vaporization
A. Increases
B. Decreases
C. Stays the same
D. Fluctuates up and down - CORRECT ANSWER B. Decreases
When testing the automatic changeover mechanic function which of the following is NOT
required?
A. Make sure all appliances and pilot lights are turned off
B. Have gas in both cylinders
C. Rotate the selector lever toward the reserve cylinder
D. Have one pigtail disconnected from the cylinder valves - CORRECT ANSWER D.
Have one pigtail disconnected
If the customer complains of low or no propane pressure, the technician should
A. Open the container valve
B. Make sure all appliances are on
C. Install a mono meter close to the system regulator
D. Close the service valve very slowly - CORRECT ANSWER A. Open container
valve
If an appliance is rated at 30,000 BTU/hr, how many approximate hours per gallon will that
appliance operate if it is running continuously
A. 3 hours
B. 6 hours
C. 9 hours
D. 12 hours - CORRECT ANSWER A. Three hours
, The total rate of vaporization of propane is determined by which two factors
A. Temperature of the lp and the amount of surface area wetted by the propane
B. The ambient air temperature and the number of appliances in the system
B. The ambient air temperature and the number of appliances in the system
C. The btu rating of the regulator and the ambient air temperature
D. The temperature of the lp and the length of the distribution system - CORRECT
ANSWER A. Temperature of the LP and the amount of the surface area wetted by the
propane
During winter travel, a customer states that the cooktop burner ignites but the furnace will not
ignite. Which of the following is NOT a logical reason for this situation
A. Faulty furnace
B. Propane container below 50% full
C. Kink in the propane line to furnace
D. Propane container overfilled - CORRECT ANSWER D. Propane container
overfilled
The lower the propane fuel level, the __________ the wetted surface and the ________ the
vaporization rate.
A. Less, higher
B. Less, lower
C. More, lower
D. More, higher - CORRECT ANSWER B. Less, lower
The science that deals with the relations between heat and forms of energy is called
A. Potential energy
B. Thermodynamics
C. Kinetics
D. Biology - CORRECT ANSWER B. Thermodynamics
