A300 gram toy car and a 500 gram toy car are sitting on a shelf that is 2 meters higher than the floor. by what percentage is the pe of the 500 gram car greater the the pe of the 300 gram car

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f

For which pair of objects would adding the same a

Acommercial refrigerator with refrigerant-134a as the working fluid is used to keep the refrigerated space at -35°c by rejecting waste heat to cooling water that enters the condenser at 18°c at a rate of 0.25 kg/s and leaves at 26°c. the refrigerant enters the condenser at 1.2 mpa and 50°c. if the compressor consumes 3.3 kw of power, determine (a) the mass flow rate of the refrigerant, (b) the refrigeration load, (c) the cop, and (d) the minimum power input to the compressor for the same refrigeration load.