A sphere of maximum volume is cut out from a solid hemisphere of radius r, The ratio of the volume of the hemisphere to that of the cut out sphere is :
A hemisphere and a cone have equal bases . If their height are also equal, then the ratio of their curved surface will be :
A hemisphere of load of radius 6 cm is cast into a right circular cone of height 76 cm . The radius of the base of the cone is :
A metallic hemisphere is melted and recast in the shape of a cone with the same base radius (R) as that of the hemisphere . If H is he height of the cone , then :
A hemispherical bowl is filled to the brim with a beverage . The contents of the bowl any transferred into a cylindrical
vessel whose radius is 50% more than its height . If the diameter is same for both he bowl and the cylinder, the volume of the beverage in he cylindrical vessel is :