ACR-101 Unit 3 Flashcard (CRF)

Front

What happens when room temperature soda is poured into a glass of ice?

Back

The ice melts because it is absorbing heat from the soda.

Front

Ice melts in iceboxes because _____.

Back

All answers are correct

Front

High temperature refrigeration is that produced by _____.

Back

an air-conditioning system

Front

Refrigeration can be described as:

Back

the process of removing heat from a place where it is not wanted to a place where it makes little or no difference

Front

The temperature inside the refrigerator fresh food section should be about: 25°F, 30°F, 35°F, 40°F

Back

35°F

Front

The relationship correlates the vapor pressure and the boiling point of water and is the basis for controlling the cooling system's temperature.

Back

temperature/pressure

Front

The ___ are used to change the vapor to a liquid and the liquid form back into a vapor, the refrigeration cycle.

Back

condenser and evaporator

Front

The evaporator in a refrigeration system ___ .

Back

absorbs heat from the product to be cooled

Front

The condenser ___.

Back

rejects the heat from the refrigerant

Front

When a refrigerant enters the compressor, it is a ___, and when it leaves the compressor, it is a ___.

Back

low pressure low temperature superheated vapor, high pressure high temperature superheated vapor