A centripetal-acceleration addict rides in uniform circular motion with period T = 4.30 s and radius r = 3.00 m. At one instant his acceleration is a = (4.00 m/s2)i + (-5.00 m/s2)j . At that instant, what are the following values?
(a) v · a
(b) r x a
Physics - Anonymous, Monday, January 20, 2014 at 5:31pm