During conversion of a solid from one shape to another, the volume of the new shape will

If two solid hemispheres of same base radius are joined together along their bases, then curved surface area of this new solid is

A right circular cylinder of radius cm and height cm (where, h>2r) just encloses a sphere of diameter

The diameters of the two circular ends of the bucket are 44 cm and 24 cm. The height of the bucket is 35 cm. The capacity of the bucket is

In a right circular cone, the cross-section made by a plane parallel to the base is a