Assuming they both have the same condenser temperature, which application requires more horsepower to produce a ton of cooling: a 0°F evaporator or a 40°F evaporator?
A) The horsepower requirement per ton of cooling is not affected by the evaporator temperature.
B) The 0°F evaporator because of the higher pressure difference
C) The horsepower requirement is too complicated a calculation to make any valid comparison based only on evaporator and condenser temperatures.
D) The 40°F evaporator because of its higher pressure
B
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