Question

A mercury drop of radius 'R' is divided into 27 droplets of same size. The radius 'r' of each droplet is ______.

पर्याय

• `r=R/3`

• `r=R/9`

• `r=R/27`

• r = 3R

Answer 1

A mercury drop of radius 'R' is divided into 27 droplets of same size. The radius 'r' of each droplet is `underline(r=R/3)`.

Explanation:

`r=R/(n)^(1/3)=R/(27)^(1/3)=R/3`