A ball is attached to a horizontal cord of length l whose other end is fixed .
If the ball is released, what will be its speed at the lowest point of its path?
A peg is located a distance h directly below the point of attachment of the cord. If h = 0.80l, what will be the speed of the ball when it reaches the top of its circular path about the peg?
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What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Motion Along Curved Paths concept. You can view video lessons to learn Motion Along Curved Paths. Or if you need more Motion Along Curved Paths practice, you can also practice Motion Along Curved Paths practice problems.