Advertisements
Advertisements
प्रश्न
The volume of a sphere is 905 1/7 cm3, find its diameter.
Advertisements
उत्तर
Volume of a sphere = `905 1/7`
`4/3 πr^3 = 6336/7`
`r^3 = (6336 xx 7 xx 3)/( 4 xx 22 xx 7)`
r3 = 216
r = `root(3)(216)`
r = 6 cm
∴ Diameter of a sphere = 2r = 2 x 6 = 12 cm.
संबंधित प्रश्न
Find the surface area of a sphere of diameter 14 cm.
A wooden toy is in the form of a cone surmounted on a hemisphere. The diameter of the base
of the cone is 16 cm and its height is 15 cm. Find the cost of painting the toy at Rs. 7 per 100
`cm^2`.
A hollow sphere of internal and external radii 6 cm and 8 cm respectively is melted and recast into small cones of base radius 2 cm and height 8 cm. Find the number of cones.
If a sphere of radius 2r has the same volume as that of a cone with circular base of radius r, then find the height of the cone.
The total surface area of a hemisphere of radius r is
A hemispherical and a conical hole is scooped out of a.solid wooden cylinder. Find the volume of the remaining solid where the measurements are as follows:
The height of the solid cylinder is 7 cm, radius of each of hemisphere, cone and cylinder is 3 cm. Height of cone is 3 cm.
Give your answer correct to the nearest whole number.Taken`pi = 22/7`.
Find the surface area and volume of sphere of the following radius. (π = 3.14 )
9 cm
There is surface area and volume of a sphere equal, find the radius of sphere.
There is a ratio 1: 4 between the surface area of two spheres, find the ratio between their radius.
The total surface area of a hemisphere is how many times the square of its radius
