A sphere of radius 20 cm and mass 18 kg starts fromrest and


A sphere of radius 20 cm and mass 1.8 kg starts fromrest and rolls without slipping down a 30 deg incline that is 10 mlong.

a) Calculate its translational speed when it reaches the bottom?

in m/s

b) Calculate its rotational speed when it reaches the bottom?

in rad/s

c) What is the ratio of translational to rotational KE at the bottom?

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Physics: A sphere of radius 20 cm and mass 18 kg starts fromrest and
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