Refrigeration System Quiz 1

What is the purpose of a compressor in a refrigeration system?

• To reject heat to the atmosphere

• To absorb heat from the space

• To pressurize and circulate the refrigerant

• To control the temperature

What is the function of a fan motor at the condenser in a refrigeration system?

• To reject heat to the atmosphere

• To pressurize and circulate the refrigerant

• To absorb heat from the space

• To control the temperature

What is the purpose of an remote at the fridge door?

• To absorb heat from the space

• To reject heat to the atmosphere

• To prevent moisture buildup

• To control the temperature

What is the function of a relay in a refrigeration system?

• To reject heat to the atmosphere

• To control the temperature

• To start the compressor

• To absorb heat from the space

What is the purpose of a contactor in a refrigeration system?

• To reject heat to the atmosphere

• To absorb heat from the space

• To control the temperature

• To start the compressor

What is the function of a isolation switch in a refrigeration system?

• To control the temperature

• To absorb heat from the space

• To supply power to the system

• To reject heat to the atmosphere

What type of motor is traditionally used for the compressor in a refrigeration system?

• Synchronous motor

• Brushless DC motor

• Shaded pole motor

• Permanent Split Capacitor (PSC) single-phase induction motor

What is the purpose of a refrigerator thermostat?

• To absorb heat from the space

• To start the compressor

• To regulate the temperature

• To reject heat to the atmosphere

What is the standard ton of refrigeration effect determined by?

• Allowing a ton of ice to freeze at 32°F within 24 hrs

• Allowing a ton of ice to freeze at 0°C within 12 hrs

• Allowing a ton of ice to melt into water at 32°F within 24 hrs

• Allowing a ton of ice to melt into water at 0°C within 12 hrs

What is the equivalent of 1 ton of refrigeration in kW?

• 7.89 kW

• 5.67 kW

• 3.52 kW

• 10.56 kW