Question

One drop of mercury radius = 1.0 millimetre, breaks up into 27 droplets of equal volume. Amount of workdone is (surface tension of mercury = 0.032 N/m)

• A. 8.04 × 10⁻⁶ joule
• B. 80.4 × 10⁻⁶ joule
• C. 8.04 × 10⁻⁷ joule
• D. 1.8 × 10⁻⁵ joule

Answer 1

Answer: (C)