"Find the vacancy formation energy (in eV) of Copper at 1000C (density = 8.4 g/cm3 , and atomic weight = 63.5 g/mol) with equilibrium vacancy concentration of 2.18 x 1025 m-3 ."

Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)

Which of the following controllers anticipates the future from the slope of errors over time? a)-proportional b)-on/off c)-integral d)-derivative.

Inspection for bearing condition will include: (clo4) a)-color b)-smell c)-size d)-none of the above