Question

If $T$ is the surface tension of a liquid, the energy needed to break a liquid drop of radius $R$ into $64$ drops is

• A. $6\pi R^2\,T$
• B. $\pi R^2\,T$
• C. $12\pi R^2\,T$
• D. $8\pi R^2\,T$

Answer 1

Answer: (C)

$12\pi R^2\,T$

Answer 2

Answer (c) $12\pi R^2\,T$