- #1
Duely Cack
- 7
- 0
1. A 75-g phonograph album of 30-cm diameter spins at 33.3 rpm. What is its kinetic energy?
2. 1/2mv2
3. well i think that kinetic energy is 1/2mv2 so is it like that but instead of v you put in the 33.3 rpm. like 1/2(75)(33.3)2 maybe?
2. 1/2mv2
3. well i think that kinetic energy is 1/2mv2 so is it like that but instead of v you put in the 33.3 rpm. like 1/2(75)(33.3)2 maybe?