Very important question of mensuration including
very important concept of it.need solution!
Rd sharma class 10 maths exercise-16.1 mensuration.
we have to find find the height of the cylinder given that the
diameters of the internal and external surfaces of a
hollow spherical shell are 6 cm and 10 cm respectively. If it is melted
and recast into a solid cylinder of diameter 14 cm.