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23 Nov 2019
A solid, uniform disk of radius 0.250 m and mass 54.5 kg rolls downa ramp of length 4.20 m that makes an angle of 17.7° with thehorizontal. The disk starts from rest from the top of theramp.
(a) Find the speed of the disk's center of mass when it reaches thebottom of the ramp.
1. m/s
(b) Find the angular speed of the disk at the bottom of theramp.
2. rad/s
A solid, uniform disk of radius 0.250 m and mass 54.5 kg rolls downa ramp of length 4.20 m that makes an angle of 17.7° with thehorizontal. The disk starts from rest from the top of theramp.
(a) Find the speed of the disk's center of mass when it reaches thebottom of the ramp.
1. m/s
(b) Find the angular speed of the disk at the bottom of theramp.
2. rad/s
Nelly StrackeLv2
18 Jul 2019