The radius of cross - section of a right circular rod is 3.2 dcm . The rod is melted to make 21 solid spheres . If the rdius of each sphere be 8 cm , then what will be the length of the rod ?

The length of the radius of cross section of a solid right circular rod is 3.2 dcm. By melting the rod 21 solid spheres are made. If the radius of the sphere is 8cm, then find the length of the rod.

The length of radius of cross-section of a solid circular rod is 3.2 dcm. By melting the rod 21 solid sphere are made. If the radius of the sphere is 8 cm , then find the length of the rod.

The radius of cross section of a solid right circular cylindrical rod is 3.2 dm. The rod is melted and 44 equal solid cubes of side 8 cm are formed. The length of the rod is : (Take pi = (22)/(7) )

A solid right circular cylinder of diameter 12 cm and height 27 cm is moulded into a sphere. The radius of the sphere is

A solid right circular cylinder of diameter 12 cm and height 27 cm is moulded into a sphere. The radius of the sphere is

The external radius of a hollow sphere of thickness 1 cm, made of lead - plate is 6 cm If a solid right circular rod of radius 2 cm is made by melting this hollow sphere , then what will be the length of the rod ?

The radius of cross-section of a solid cylindrical rod of iron is 50 cm. The cylinder is melted down and formed into 6 solid spherical balls of the same radius as that of the cylinder. The length of the rod (in metres) is

6 equal spheres are made by melting a iron - rod of radius 8 cm . If the radius of each of the spheres be equal to the radius of the cross - section of the rod , then will be the length of the rod ?

A solid metallic cone of radius 2 cm and height 8 cm is melted into a sphere. Find the radius of sphere.

A solid metallic cone of radius 2 cm and height 8 cm is melted into a sphere. Find the radius of sphere.