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HVAC BOMA 501 EXAM
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QUESTIONS WITH CORRECT
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ANSWERS ALL VERIFIED BY
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AN EXPERT A+ GRADED
(LATEST UPDATE)
, Dual Duct System - ANS 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.
Multi Zone System - ANS 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 Calculations - ANS take the sensible heat and the latent heat into consideration
which of the following does not provide sensible heat gain? - ANS Heat from cooking or hot
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baths (latent heat has to do with moisture)
Which of the following is the way that solar radiation disperses in a building? - ANS
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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... - ANS infiltration through the walls,
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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 - ANS false
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the human body's feeling of well being depends upon.... - ANS The body's metabolism
which of the following natural laws has the greatest bearing on the science of air conditioning? -
ANS Boyles' Law, Charles' Law, Dalton's Law
Why is a pitch pocket commonly used? - ANS To protect the piping and seal the roof from
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refrigeration lines passing through it
Which of the following is an evaporative type condenser and what governs its cooling? - ANS
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a cooling tower governed by web bulb temperature
on an evaporative condenser what is the purpose of the eliminator - ANS to separate the
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moisture carry over
specific heat of a substance - ANS the amount of heat necessary to raise the temperature of
one pound of a substance one degree Fahrenheit
Latent Heat - ANS 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.... - ANS pumps pump liquid, fans
and compressors pump air