HVAC BOMA 501 Actual Exam Version 1,2 &
3 (3 Latest Versions) Newest 2025/2026 With
Complete Questions And Correct Answers
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Dual Duct System - . . ANSWER ✔ ✔A system in which
hot air and cold air are supplied by separate ducts and
mixed at each controlled space to provide the desired
supply air temperature. This method consumes a great
deal of energy.
Muiltizone System - . . ANSWER ✔ ✔an a/c system in
which the zone control is obtained by mixing hot and cold
air at the unit in response to a room thermostat
Load Calulations - . . ANSWER ✔ ✔take the sensible
heat and the latent heat into consideration
which of the following does not provide sensible heat gain?
- . . ANSWER ✔ ✔Heat from cooking or hot baths
(latent heat has to do with moisture)
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Which of the following is the way that solar radiation
disperses in a building? - . . ANSWER ✔ ✔Transmitted
directly to the interior of the building, absorbs by glass,
reflected into the building
outside air may get into the air conditioning spaces by... - .
. ANSWER ✔ ✔infiltration through the walls,
infiltration through the swinging doors, air induced by
replaced exhaust
In commercial buildings heat generated by lights does not
seriously affect the control of the heating system - . .
ANSWER ✔ ✔false
the human body's feeling of well being depends upon.... - .
. ANSWER ✔ ✔The body's metabolism
which of the following natural laws has the greatest
bearing on the science of air conditioning? - . . ANSWER
✔ ✔Boyles' Law, Charles' Law, Dalton's Law
Why is a pitch pocket commonly used? - . . ANSWER ✔
✔To protect the piping and seal the roof from
refrigeration lines passing through it
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Which of the following is an evaporative type condenser
and what governs its cooling? - . . ANSWER ✔ ✔a
cooling tower governed by web bulb temperature
on an evaporative condenser what is the purpose of the
eliminator - . . ANSWER ✔ ✔to separate the moisture
carry over
specific heat of a substance - . . ANSWER ✔ ✔the
amount of heat necessary to raise the temperature of one
pound of a substance one degree Fahrenheit
Latent Heat - . . ANSWER ✔ ✔the amount of heat
necessary to change a liquid to a vapor with no change in
temperature
The difference between a pump, a fan and a compressor
is.... - . . ANSWER ✔ ✔pumps pump liquid, fans and
compressors pump air
Which of the following checks should be made of a blower-
drive? - . . ANSWER ✔ ✔Check the blower belts for