In which system are both the sensible and latent heat recovered from the refrigerant?
A) Hydroponic B) Parallel C) Hydronic D) Series
B
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A good place to find data for supporting cable in vertical conduit runs is from _____.
a. the cable-pulling manual b. the International Residential Code c. manufacturers' catalogs d. trade journals
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The height of a pony or horse is taken at the head.
Answer the following statement true (T) or false (F)
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Headlights can be aimed by using ________
A) An aiming screen B) A bubble level C) Either A or B D) Neither A nor B
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What measurements are required to check combustion efficiency?
A) O2% , CO2% , and CO ppm B) Return air temperature, supply and temperature, and stack temperature C) Manifold pressure, firing rate, and gas heating value D) Ambient temperature, stack temperature, and flue gas O2%
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