COSC 325-501: EXAM I REVIEW ACTUAL EXAM COMPLETE 200- QUESTIONS AND CORRECT DETAILED ANSWERS

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COSC 325-501: EXAM I REVIEW 2024-2025 ACTUAL EXAM COMPLETE 200-

QUESTIONS AND CORRECT DETAILED ANSWERS

Quiz A refrigeration cycle where input energy is heat.

Ans: Absorption

Quiz Without gain or loss of heat.

Ans: Adiabatic

Quiz Controlling air temperature, humidity, and quality.

Ans: Air Conditioning

Quiz A heat exchanger that transfers building heat to outdoor air.

Ans: Air-Cooled Condenser

Quiz Air-moving equipment that can change air temperature, humidity, and quality.

Ans: Air Handler

Quiz British thermal unit. Quantity of heat. One _____ will increase the temperature
of 1 pound of water 1 degree F. (1 Calorie = 4_____)

Ans: BTU

Quiz Rate of heat flow. BTU per hour.

Ans: BTU/H, BTUH

Quiz The tendency to conduct heat for a standard thickness of material.

Ans: C

Quiz Cubic feet per minute. Quantity of air.

, Ans: CFM

Quiz A heat exchanger where an evaporating refrigerant chills water.

Ans: Chiller

Quiz Water at about 45 degrees F used in a heat exchanger to cool and dehumidify
an air stream.

Ans: Chill Water

Quiz A heat exchanger (e.g., cooling coil).

Ans: Coil

Quiz Change of state from vapor to liquid; heat is released.

Ans: Condensation

Quiz HVAC equipment that controls room temperature by controlling the temperature
of conditioned air.

Ans: Constant Volume

Quiz A heat exchanger that transfers building heat to outdoor air by evaporating
water.

Ans: Cooling Tower

Quiz Coefficient of performance. An efficiency rating for heating (cooling) equipment.
BTU delivered (removed) divided by input BTU.

Ans: COP

Quiz A heat exchanger (i.e., hot deck, cold deck).

Ans: Deck

Quiz Remove moisture.

Ans: Dehumidify

Quiz Temperature indicated by a standard thermometer.

Ans: Dry-Bulb Temperature

Quiz Direct expansion. Equipment that uses an evaporating refrigerant to cool air.

Ans: DX