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English > Maths > R D Sharma > Surface Area And Volume

Question

Level

Action

2.2 cubic dm of brass is to drawn into a cylindrical wire of $$0.25 ~cm$$ diameters. Find the length......

Level 1

25 circular plates each of radius $$10.5 ~cm$$ and thickness $$1.6 ~cm$$ are placed one above the ot......

Level 1

Surface area of a sphere is equal to the curved surface area of the circumscribed cylinder (True or ......

Level 1

Find the ratio of the volume if the radius of the larger ball is four times the radius of the smalle......

Level 1

A hollow sphere of internal and external diameters $$4 ~cm$$ and $$8 ~cm$$ is melted into a cone of ......

Level 1

The largest possible sphere is carved out of a wooden solid cube of side $$7 ~cm.$$ Find the volume ......

Level 1

Two cubes each of $$10 {~cm}$$ edge ate joined end to end. Find the surface area of the resulting cu......

Level 1

Three cubes whose odges measure $$3 {~m}, 4 {~cm}$$ and $$5 {~cm}$$ respectively to form a single cu......

Level 1

The volume of the hemisphere is $$2425 \frac{1}{2}$$. Find it's curved surface area.......

Level 2

How many balls, each of radiuses $$1 ~cm$$ can be made from a solid sphere of lead of radius $$8 ~cm......

Level 2

How many spherical bullets each of 5 cm in diameter can be cast from a rectangular block of metal $......

Level 2

50 circular plates each of diameter $$14 ~cm$$ and thickness $$0.5 ~cm$$ are placed one above the ot......

Level 2

A vessel in the shape of a cuboids' contains some water. If $$3$$ identical spheres are immersed in ......

Level 2

The metallic spheres each of radius $$2 ~cm$$ area packed into a rectangular box of internal dimensi......

Level 2

The largest sphere is to be curved out of a right circular cylinder of radius $$7$$ cm and height $$......

Level 2

A path $$2~ m$$ wide surrounds a circular pond of diameter of 40 m. How many cubic meters of sand ar......

Level 2

A conical flask of water. The flask has base radius(r) and height (h). The water is poured into a cy......

Level 2

A vessel in the form of a hollow hemisphere mounted by a hollow cylinder. The diameter of the hemisp......

Level 2

Consider a cylindrical vessol with internal diameter $$10 ~cm$$ and height $$10.5 ~cm$$ is full of w......

Level 2

A hemispherical depression is cut from one face of a cubical wooden block of the edge $$21 ~cm$$ suc......

Level 2