Calculate the value of D at 723°C for the diffusion of some species in a metal for which the values of D0 and Qd are 5.9 × 10-5 m2/s and 194 kJ/mol, respectively.

On a average work day more than work place firs are reorted

The flow rate of air through a through a pipe is 0.02 m5/s. a pitot static tube is placed in the flow. the radius of the pitot static tube is 1 mm. assuming the flow to be steady and the air to be at 300k, calculate the difference in total and static pressure if the diameter of the pipe is: (a) d 0.1 m d 0.05 m (c) d 0.01 m

Have a greater impact on maintenance productivity than any other support group. (clo5) a)-the top management b)-inventory and purchasing c)-sub-contracting d)-cmms