Intro To HVAC Test with All Correct & 100% Verified
Answers |Updated to Pass
Which of these heating methods is most commonly used as a heat source in cold climates?
✔Correct Answer-Natural gas furnaces
Which of the following is a device used to maintain indoor air quality? ✔Correct Answer-
Ultraviolet light
The purpose of an evaporator in a refrigeration cycle is to ✔Correct Answer-transfer heat from
the air to the refrigerant
Heat can be transferred from a refrigerant to the outdoors on a hot day because the ✔Correct
Answer-refrigerant is warmer than the out door air
The expansion valve in the mechanical refrigeration system ✔Correct Answer-provides pressure
drop
Oxygen is never used to purge an Hvac system because ✔Correct Answer-an explosion could
occur under a certain conditions
Which of these devices is used for energy conservation? ✔Correct Answer-Heat recovery
ventilator
In order to reduce duct leakage, ducts should be sealed with ✔Correct Answer-mastic
If a refrigerant is removed from a system and held in a storage tank for return to the same system, it
is said to have been ✔Correct Answer-recovered
Local building codes are based on the ✔Correct Answer-International Building Code
Refusing to cut corners on a job is a example of ✔Correct Answer-honesty
Speaking well of your employer to others is an example of ✔Correct Answer-loyalty
How many hours each year does a typical apprenticeship trainee spend in the OJL? ✔Correct
Answer-2,000
A company that would respond to a service request for a chiller would most likely be ✔Correct
Answer-a mechanical contractor
An employee who works as a test technician most likely works for a ✔Correct Answer-
manufacturer
Answers |Updated to Pass
Which of these heating methods is most commonly used as a heat source in cold climates?
✔Correct Answer-Natural gas furnaces
Which of the following is a device used to maintain indoor air quality? ✔Correct Answer-
Ultraviolet light
The purpose of an evaporator in a refrigeration cycle is to ✔Correct Answer-transfer heat from
the air to the refrigerant
Heat can be transferred from a refrigerant to the outdoors on a hot day because the ✔Correct
Answer-refrigerant is warmer than the out door air
The expansion valve in the mechanical refrigeration system ✔Correct Answer-provides pressure
drop
Oxygen is never used to purge an Hvac system because ✔Correct Answer-an explosion could
occur under a certain conditions
Which of these devices is used for energy conservation? ✔Correct Answer-Heat recovery
ventilator
In order to reduce duct leakage, ducts should be sealed with ✔Correct Answer-mastic
If a refrigerant is removed from a system and held in a storage tank for return to the same system, it
is said to have been ✔Correct Answer-recovered
Local building codes are based on the ✔Correct Answer-International Building Code
Refusing to cut corners on a job is a example of ✔Correct Answer-honesty
Speaking well of your employer to others is an example of ✔Correct Answer-loyalty
How many hours each year does a typical apprenticeship trainee spend in the OJL? ✔Correct
Answer-2,000
A company that would respond to a service request for a chiller would most likely be ✔Correct
Answer-a mechanical contractor
An employee who works as a test technician most likely works for a ✔Correct Answer-
manufacturer
