HVAC Exam with All Correct & 100% Verified Answers|
Actual Complete Exam| Already Graded A+ (just
released)
Sealing up even small openings in a building conserves energy because... ✔Correct Answer-it
stops the infiltration of outside air or ex-filtration of comfortable conditioned inside air by way of
convection currents
Heat is easily transferred through windows and chimneys and not easily through insulation
✔Correct Answer-True
Which of the following items would not be a part of a gas furnace forced air perimeter heating
system? ✔Correct Answer-Boiler
In a forced air heating system, a(n)... is a system of ducts that brings cold air back to the furnace from
various rooms of the building ✔Correct Answer-Air return
Select all the types of material that are satisfactory for duct work in a warm air perimeter system
✔Correct Answer-Sheet Metal
Vitrified tile
concrete pipe
plastic pipe
A manifold, found in many hydronic heating systems, is used only if... ✔Correct Answer-the
building has zoned heating
In an air cooling system, there are two coils through which refrigerant is circulated. One, called a
___(1)___ , absorbs heat from the warm air passing over it. The heated refrigerant is then pumped
through another coil called a ___(2)___, where the refrigerant passes its collected heat to the
atmosphere. ✔Correct Answer-1. evaporator
2. condenser
Testing has shown that in a modern home, indoor air should be exchanged with fresh outdoor air...
✔Correct Answer-every two to three hours
A voluntary labeling program called ______ Star offered marketing advantages to manufacturers
while alerting consumers to what products could save them money in operating costs. ✔Correct
Answer-Energy
(BAH) The author recommends that you do which of the following. ✔Correct Answer-Engage your
HVAC subcontractor early in the design process.
Make sure your design includes a central spot for the air-handling equipment
Make sure there is plenty of room to run ducts.
Even the best windows create conduction losses more than ____ times higher than walls.
✔Correct Answer-10
, The _____ furnace costs more, but you can use one over a crawl space or where ducts run under the
slab. ✔Correct Answer-down-flow
Selects the statements that are true about a horizontal furnace. ✔Correct Answer-Used primarily
for attic and crawl space applications
A larger and more efficient unit is required to offset energy losses that come with placing your
furnace in an unconditioned space.
Today, most residential cooling is supplied by a "_________" which consists of an outdoor
condensing coil and compressor connected to an indoor evaporative coil with refrigerant tubing.
✔Correct Answer-split system
Although heat pumps cost a few hundred dollars more than a standard air conditioner, they can save
money when used in ______ climates. ✔Correct Answer-temperate
Which of the following is (are) included in a package unit? ✔Correct Answer-Compressor
Blower
Coils
Heater
Which of the following is (are) included in heating calculations? ✔Correct Answer-Heat
transferred through walls
Heat transferred through windows
Heat transferred through doors
Heat transferred through ceilings
Heat transferred through foundation
You don't need to provide extra humidity during winter months because improved air-sealing
techniques preserve indoor humidity. ✔Correct Answer-True
Select the true statement about registers. ✔Correct Answer-Supply registers control the direction
and throw of air into a room.
What is the preferred material for supply ducts in conditioned spaces? ✔Correct Answer-Sheet
metal
A _____ system has a spiderweb-like distribution network of supply ducts running straight from the
furnace to each outlet. This provides a direct method of air delivery that maintains balanced
pressure throughout the system. ✔Correct Answer-radial
It is both illegal and unwise to conceal ductwork in a bulkhead or chase. ✔Correct Answer-False
Returns can work either actively or passively ✔Correct Answer-True
_______-room returns generally run more quietly and afford more privacy. ✔Correct Answer-
Multiple
With an inline damper, the damper is controlled by a dual outdoor thermostat and ______.
✔Correct Answer-humidistat
Actual Complete Exam| Already Graded A+ (just
released)
Sealing up even small openings in a building conserves energy because... ✔Correct Answer-it
stops the infiltration of outside air or ex-filtration of comfortable conditioned inside air by way of
convection currents
Heat is easily transferred through windows and chimneys and not easily through insulation
✔Correct Answer-True
Which of the following items would not be a part of a gas furnace forced air perimeter heating
system? ✔Correct Answer-Boiler
In a forced air heating system, a(n)... is a system of ducts that brings cold air back to the furnace from
various rooms of the building ✔Correct Answer-Air return
Select all the types of material that are satisfactory for duct work in a warm air perimeter system
✔Correct Answer-Sheet Metal
Vitrified tile
concrete pipe
plastic pipe
A manifold, found in many hydronic heating systems, is used only if... ✔Correct Answer-the
building has zoned heating
In an air cooling system, there are two coils through which refrigerant is circulated. One, called a
___(1)___ , absorbs heat from the warm air passing over it. The heated refrigerant is then pumped
through another coil called a ___(2)___, where the refrigerant passes its collected heat to the
atmosphere. ✔Correct Answer-1. evaporator
2. condenser
Testing has shown that in a modern home, indoor air should be exchanged with fresh outdoor air...
✔Correct Answer-every two to three hours
A voluntary labeling program called ______ Star offered marketing advantages to manufacturers
while alerting consumers to what products could save them money in operating costs. ✔Correct
Answer-Energy
(BAH) The author recommends that you do which of the following. ✔Correct Answer-Engage your
HVAC subcontractor early in the design process.
Make sure your design includes a central spot for the air-handling equipment
Make sure there is plenty of room to run ducts.
Even the best windows create conduction losses more than ____ times higher than walls.
✔Correct Answer-10
, The _____ furnace costs more, but you can use one over a crawl space or where ducts run under the
slab. ✔Correct Answer-down-flow
Selects the statements that are true about a horizontal furnace. ✔Correct Answer-Used primarily
for attic and crawl space applications
A larger and more efficient unit is required to offset energy losses that come with placing your
furnace in an unconditioned space.
Today, most residential cooling is supplied by a "_________" which consists of an outdoor
condensing coil and compressor connected to an indoor evaporative coil with refrigerant tubing.
✔Correct Answer-split system
Although heat pumps cost a few hundred dollars more than a standard air conditioner, they can save
money when used in ______ climates. ✔Correct Answer-temperate
Which of the following is (are) included in a package unit? ✔Correct Answer-Compressor
Blower
Coils
Heater
Which of the following is (are) included in heating calculations? ✔Correct Answer-Heat
transferred through walls
Heat transferred through windows
Heat transferred through doors
Heat transferred through ceilings
Heat transferred through foundation
You don't need to provide extra humidity during winter months because improved air-sealing
techniques preserve indoor humidity. ✔Correct Answer-True
Select the true statement about registers. ✔Correct Answer-Supply registers control the direction
and throw of air into a room.
What is the preferred material for supply ducts in conditioned spaces? ✔Correct Answer-Sheet
metal
A _____ system has a spiderweb-like distribution network of supply ducts running straight from the
furnace to each outlet. This provides a direct method of air delivery that maintains balanced
pressure throughout the system. ✔Correct Answer-radial
It is both illegal and unwise to conceal ductwork in a bulkhead or chase. ✔Correct Answer-False
Returns can work either actively or passively ✔Correct Answer-True
_______-room returns generally run more quietly and afford more privacy. ✔Correct Answer-
Multiple
With an inline damper, the damper is controlled by a dual outdoor thermostat and ______.
✔Correct Answer-humidistat
