Problem Statement: Design a small-signal voltage amplifier that meets the following specifications: 1) Voltage gain of 50 or more 2) Minimum input resistance of 15 k 3) Output resistance less than 100 4) Maximum unclipped output of 2V peak-to-peak

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