Awater pump with an available driven speed of 800 rpm is required to overcome a 1.83 m head while pumping 0.2 m3/s. use the specific speed and the table to decide the type of pump that is required. estimate the efficiency of the pump from the table and find the power supplied.

Astate of matter all that has define volume and can flow is a(n)

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.

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.