Asked by joanna
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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
Answers
Answered by
Chanz
a) 1/2 mv^2
b) 1/2 I (v^2/r^2)
Have to look up I for a cylinder
c) a + b
b) 1/2 I (v^2/r^2)
Have to look up I for a cylinder
c) a + b
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