Physics 8.5 Rotational Kinetic Energy (18 of 19) Mass Hanging From a Rotating Disk

Visit http://ilectureonline.com for more math and science lectures! In this video I will find the v(final)=? of a m=2kg mass “falling” 3m attached to a rotating solid disk of R=30cm, M=4kg. Next video can be seen at:    • Physics 8.5   Rotational Kinetic Energy (1...