A rod AB has end A fixed on the ground. A vertical block touching end B moves right at √3 m s⁻¹. When the rod makes 60° with the ground, the speed of end B is:

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A rod AB has end A fixed on the ground. A vertical block touching end B moves right at √3 m s⁻¹. When the rod makes 60° with the ground, the speed of end B is:

Options