A small sphere is attached to a cord and rotates in a vertical circle about a...
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A small sphere is attached to a cord and rotates in a vertical circle about a point O. If the average speed of the sphere is increased, the cord is most likely to break at the orientation when the mass is at (a) bottom point B (b) the point C (c) the point D (d) top point A D A small sphere is attached to a cord and rotates in a vertical circle about a point O. If the average speed of the sphere is increased, the cord is most likely to break at the orientation when the mass is at (a) bottom point B (b) the point C (c) the point D (d) top point A D
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