Question Part

Question

Submissions Used
A 11.5-kg cylinder rolls without slipping on a rough surface. At an instant when its center of gravity has a speed of 10.9 m/s, determine the following.
(a) the translational kinetic energy of its center of gravity

J

(b) the rotational kinetic energy about its center of gravity

J

(c) its total kinetic energy

J

Answer 1

a) 1/2 mv^2
b) 1/2 I (v^2/r^2)
Have to look up I for a cylinder
c) a + b