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  1. H

    Minimum velocity for swinging a bucket?

    A pail of water is rotated in a vertical circle of radius 1.29 m (the approximate length of a person's arm). What must be the minimum speed of the pail at the top of the circle if no water is to spill out?
  2. H

    Sphere Rolling Down a Ramp?

    A 282 N sphere 0.211 m in radius rolls, without slipping, 6.30 m down a ramp that is inclined at 30.2° with the horizontal. What is the angular speed of the sphere at the bottom of the hill if it starts from rest?
  3. H

    Sphere Rolling Down a Ramp?

    A 282 N sphere 0.211 m in radius rolls, without slipping, 6.30 m down a ramp that is inclined at 30.2° with the horizontal. What is the angular speed of the sphere at the bottom of the hill if it starts from rest?
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