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An open cylindrical vessel of internal diameter 13.00 cm and height 21.00 cm stands on a horizontal table. Inside this is placed a solid metallic right circular cone, the diameter of whose base is 6.50 cm and height 21.00 cm and filled with water. If the cone is replaced by another cone whose height is 14.70 cm and base radius is 0.97 cm, find the drop in the water level. |