Recent content by gator286

Ok, this is a scanned solution of the problem according to the book. It's problem 13. http://img218.imageshack.us/f/002kfv.jpg/ What I don't understand is why is angular acceleration negative, and a is positive. Shouldn't they both be negative? Also, how did they get v = romega, isn't romega...

1)Problem statement A translating and rotating ring of mass 1 kg, angular speed of 500 rpm, and translational speed of 1 m/s is placed on a horizontal surface. The coefficient of friction between the ring and the surface is 0.35. Outside radius is 3 cm. This is a problem from a FE...