The four types of cooling mechanisms are:
A) Mechanical compression, electrical compression, adaptive expansion, thermoelectric.
B) Evaporative, thermoelectric, absorption, mechanical compression.
C) Absorption, adaptive compression, conductive, resistive.
D) Evaporative, conductive, resistive, mechanical.
[Ques. 2] Which statement accurately describes heat flow between two objects?
A) Heat travels from the object with the higher BTU quantity to the object with the lower BTU quantity.
B) Heat travels from the object with the higher temperature to the object with the lower temperature.
C) Heat travels from the object with the lower BTU quantity to the object with the higher BTU quantity.
D) Heat travels from the object with the lower temperature to the object with the higher temperature.
[Ques. 3] How can the effectiveness of evaporative cooling be increased?
A) By using warmer air B) By adding humidity
C) By using multiple stages D) By mixing product and working air
[Ques. 4] Evaporative cooling systems work by:
A) Evaporating refrigerant inside a component called an evaporator.
B) Evaporating water, which reduces the temperature of the air.
C) Evaporating the heat out of the air which makes the heat disappear.
D) Evaporating HFC refrigerants into the air, which reduces the temperature.
[Ques. 5] Which of the following occurs in the condenser during the compression cycle?
A) The refrigerant boils to a gas. B) The water vapor condenses.
C) The refrigerant changes from a gas to a liquid. D) The water vapor boils to a gas.
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