How is the volume of rectangular object determined​

6–55 refrigerant-134a enters the condenser of a residential heat pump at 800 kpa and 358c at a rate of 0.018 kg/s and leaves at 800 kpa as a saturated liquid. if the compressor consumes 1.2 kw of power, determine (a) the cop of the heat pump and (b) the rate of heat absorption from the outside air.

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

When an object is heated it contracts. a. true b. false