The 10-kg uniform rod is pinned at end A. If it is subjected to a couple moment of 50 N#m, determine the smallest angle u for equilibrium. The spring is unstretched when u = 0°, and has a stiffness of k = 60 N>m.

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 higher the astm grain-size number, the coarser the grain is. a)-true b)-false

The thermal expansion or contraction of a given metal is a function of the f a)-density b)-initial temperature c)- temperature difference d)- linear coefficient of thermal expansion e)- final temperature f)- original length