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A uniform rod is kept vertically on a hroizontal smooth surface at a point O. If it is rotated slightly and released, it falls down in the horizontal surface. The lower end will remain

A uniform rod is kept vertically on a hroizontal smooth surface at a point O. If it is rotated slightly and
released, it falls down in the horizontal surface. The lower end will remain

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1 Answers

Dheeraj chauhan
13 Points
4 years ago
As there is not any external force in horizontal direction hence horizontal position of centre of mass of rod will remains at same position and to ensure this the lower end will shift by a distance of a/2

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