Luca inspects the finished tires that are piled at the end of an assembly line. He checks to make sure that each is the desired thickness and that there are no tears or defects in the tires. Luca’s career falls in the pathway of the Manufacturing career cluster.

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