# Acceleration of the center of mass of this cylinder

by sterlinghubbard
Tags: accelerationcom
 HW Helper PF Gold P: 1,197 Isn't the moment of inertia of a hollow cylinder $$\frac{1}{2} M (R_1^2 + R_2^2)$$ So, your value of M/2 is not 0.5 but 2.81/2
 Quote by siddharth Isn't the moment of inertia of a hollow cylinder $$\frac{1}{2} M (R_1^2 + R_2^2)$$ So, your value of M/2 is not 0.5 but 2.81/2