"A cylindrical rod or iron whose height is eight times its radius is melted and cast into
Channel: Doubtnut
Date: 2020-04-05

"A cylindrical
 rod or iron whose height is eight times its radius is melted and cast into
 spherical balls each of half the radius of the cylinder. The number of
 spherical balls is
(a) 12 (b) 16 (c) 24 (d) 48"