1.

An open cylindrical vessel of internal diameter 7 cm and height 8 cm stands on a horizontal table. Inside this is placed a solid metallic right circular cone, the diameter of whose base is 3 (1)/(2) cm and height 8 cm. Find the volume of water required to fill the vessel. If this cone is replaced by another cone, whose height is 1 (3)/(4)cmand the radius of whose base is 2 cm, find the drop in the water level.

Answer»


ANSWER :`282.33 CM ^(3); (10)/(21) cm`


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