What is your hypothesis for, “what effect does parachute size have on the rate that the parachute drops?”

What is the difference between electrically neutral objects and electrically charged objects

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?

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.