If the heights of two cones are in the ratio 7 : 3 and their diameters are in th
If the heights of two cones are in the ratio 7 : 3 and their diameters are in the ratio 6 : 7, what…
The volume of a sphere is 2145frac1121textctextm^3. Its radius is equal to:
The volume of a sphere is 2145frac1121textctextm^3. Its radius is equal to:
Consider the volumes of the following 1. A parallelepiped of length 5 cm, breadt
Consider the volumes of the following 1. A parallelepiped of length 5 cm, breadth 3 cm and height 4 cm 2. A cube of…
A spherical ball of lead, 3 cm in diameter is melted and recast into three spher
A spherical ball of lead, 3 cm in diameter is melted and recast into three spherical ball. The diameter of two of these are…
If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to from a sin
If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to from a single sphere, the diameter of the…
The ratio of the surface area of a sphere and the curved surface area of the cyl
The ratio of the surface area of a sphere and the curved surface area of the cylinder circumscribing the sphere is :
The diameter of a spare is 8 cm. It is melted and drawn into a wire of diameter
The diameter of a spare is 8 cm. It is melted and drawn into a wire of diameter 3 mm. The length of the…
A hemispherical bowl of internal radius 12 cm contains liquid. This liquid is to
A hemispherical bowl of internal radius 12 cm contains liquid. This liquid is to be filled into cylindrical container of diameter 4 cm and…
A bucket is in the from of a frustum of a cone and holds 28.490 litres of water.
A bucket is in the from of a frustum of a cone and holds 28.490 litres of water. The radii of the top and…
If the volume and surface area of a sphere are numerically the same, then its ra
If the volume and surface area of a sphere are numerically the same, then its radius is :
A copper wire of length 36 m and diameter 2 mm is melted to form a sphere. The r
A copper wire of length 36 m and diameter 2 mm is melted to form a sphere. The radius of the sphere (in cm)…
A metallic sheet is of rectangular shape with dimensions 48 m x 36 m. From each
A metallic sheet is of rectangular shape with dimensions 48 m x 36 m. From each of its corners, a square is cut off…