6 real life applications of liquid pressure with pictures and explanation

Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Work = force × a. work b. energy c. distance d. momentum