Which control mechanism examines long term variations of a system's variable? A. on-off mechanism
B. derivative mechanism
C. integral mechanism
D. proportional mechanism
E. embedded mechanism

Aflywheel accelerates for 5 seconds at 2 rad/s2 from a speed of 20 rpm. determine the total number of revolutions of the flywheel during the period of its acceleration. a.5.65 b.8.43 c. 723 d.6.86

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false

The higher the astm grain size number, the finer the gran is. a)-true b)-false