A solid, uniform disk of radius 0.250 m and mass 44.4 kg rolls down a ramp of le

Question

A solid, uniform disk of radius 0.250 m and mass 44.4 kg rolls down a ramp of length 4.20 m that makes an angle of 12.4° with the horizontal. The disk startsfrom rest from the top of the ramp. (a) Find the speed of the disk's center of masswhen it reaches the bottom of the ramp.
1 m/s

(b) Find the angular speed of the disk at the bottom of theramp.
2 rad/s (a) Find the speed of the disk's center of masswhen it reaches the bottom of the ramp.
1 m/s

(b) Find the angular speed of the disk at the bottom of theramp.
2 rad/s

Explanation / Answer

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