A small wheel speeds up with tangential acceleration a at a distance r from its center. A large wheel has a tangential acceleration of 2a at a distance of 2r from its center. How does the angular acceleration of the small wheel Osmall compare with the large wheel oflarge? Osmall = - Olarge Osmall = Qlarge O A O B Qsmall = 191 # - Clarge Ofsmall = 40large O c O D