Which statement describes the wave pattern of a high pitch the tops of the waves are close together.
the tops of the waves are far apart.
the height of the waves increases over time.
The length of the waves decreases over time.

An air compression refrigeration system is to have an air pressure of 100 psia in the brine tank and an allowable air temperature increase of 60°f for standard vapor compression cycle temperatures of 77 f entering the expansion cylinder and 14 f entering the compression cylinder, calculate the coefficient of performance a. 2.5 b 3.3 c. 4.0 d. 5.0

Prove the equivalence between the two statements of the 2nd law of thermodynamics (i.e., a violation of one statement leads to the violatio the other statement)

Wiy doeres rere okhn a pump whon working betwon the same pressure range?