Hemisphere: volume: CSA: TSA

Cylinder: volume: CSA: TSA

Cone: slant height: volume: CSA: TSA

Frustum of a cone: formation and formulas ( slant height: volume: CSA: TSA)

In a hemisphere, r=7 cm then CSA = cm^(2).

A hemisphere is inscribed in a cylinder and a cone is inscribed in the hemisphere .The vertex of cone lies on the centre of the upper circular part of the cylinder .Show that , (1)/(3)xx Volume of cylinder = (1)/(2) xx Volume of hemishphere= Volume of cone

A hemisphere is inscribed in a cylinder and a cone is inscribed in the hemisphere .The vertex of cone lies on the centre of the upper circular part of the cylinder .Show that , (1)/(3)xx Volume of cylinder = (1)/(2) xx Volume of hemishphere= Volume of cone

Surface Area OF a Combination Solids ||S.A. OF cone ,Cylinder ||C.S.A OF Cone+Hemisphere ||C.S.A. OF Rectangle+ Hemisphere || Discussion OF example based on various combination OF solids || Exemplar Question discussion

The volume of a hemisphere is four times that of a sphere. Find the ratio of the radius of the hemisphere to that of the sphere.

The volume of a hemisphere is four times that of a sphere. Find the ratio of the radius of the hemisphere to that of the sphere.

Charge Q is uniformly distributed throughout the volume of a solid hemisphere of radius R metres. Then the potential at centre O of hemisphere in volts is: