A small object of mass 0.5 kg is attached to an end of a mass less 2 m long rope. It is rotated under gravity in a vertical circle with other end of the rope being at the centre of the circle.
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A small object of mass 0.5 kg is attached to an end of a mass less 2 m long rope. It is rotated under gravity in a vertical circle with other end of the rope being at the centre of the circle. A small object of mass 0.5 kg is attached to an end of [...]