# physics

You hold a bucket attached to a rope, and in the bucket is a 500.0 g rock. You swing the bucket so the rock moves in a vertical circle 1.6 m in diameter.
What is the minimum speed the rock must have at the top of the circle if it is to always stay in contact with the bottom of the bucket?

1. 0
1. mv²/R =mg
v=sqrt(gR)

posted by Elena
2. 12

posted by Anonymous

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