Physics
posted by Sam on .
If a drummer at a gig hits his a drum that has a diameter of .2m with a stick that has a mass of 0.5kg at .03m from the center. What percentage radial region is impacted with a force twice as great as the initial impact force?

Don't get caught up in the words.
([iix^3y^2](r^3)(.5d))
Plug in your values, tell me what you get. 
82.2%?

Correct! (: