Refrigerators

Problems

practice

1. Write something.
2. Write something else.
3. Write something different.
4. Write something completely different.

conceptual

1. Determine the following quantities for the air conditioner/heat pump described in the table below…
   1. the heat deposited to the environment per hour when the device is operated as an air conditioner
   2. the heat extracted from the environment per hour when the device is operated as a heat pump
   3. the velocity of the air blowing into the room when the device is operated in either mode

   Combination air conditioner/heat pump

   air conditioner mode	heat pump mode	both modes
   cooling capacity 10 MJ/hour	heating capacity 7.9 MJ/hour	volts rated 115 volts
   cooling amps 7.8 amps	heating amps 7.6 amps	air circulation 8.1 m3/minute
   cooling watts 812 watts	heating watts 743 watts	width 66 cm
   moisture removal 0.90 liter/hour		height 40 cm
   		depth 74 cm