A solid sphere of radius is melted and recast into a right circular cylinder of radius

MATHEMATICS · Single correct · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes

Problem

A solid sphere of radius

4\text{ cm}

is melted and recast into a right circular cylinder of radius

2\text{ cm}

. Determine the height of the cylinder (in cm). (a)

24\ \text{cm}

(b)

16\ \text{cm}

(c)

21.3\ \text{cm}

(d)

10.7\ \text{cm}