Sphere and Hemisphere

A sphere and a hemisphere have the same volume. The ratio of their radii is

Find the ratio of the total surface area of a sphere and a hemisphere of same radius.

A sphere and a hemisphere have the same radius. Then the ratio of their respective total surface areas is

Find the ratio of the total surface area of a sphere and a hemisphere of same radius.

A sphere and a hemisphere have the same volume. The ratio of their curved surface area is :

A sphere and a hemisphere have the same volume. The ratio of their radii is____

A sphere and a hemisphere have the same volume. The ratio of their curved surface area is___

A sphere and a hemisphere have the same surface area. The ratio of their volumes is

In a right circular cone, the cross - section made by a plane parallel to the base is a (A) Circle (B) Frustum of a cone (C) Sphere (D) Hemisphere

In a right circular cone, the cross - section made by a plane parallel to the base is a (A) Circle (B) Frustum of a cone (C) Sphere (D) Hemisphere