Mathematics · Surface Tension Aptitude
A mercury drop of radius 10-3 m is broken into 125 equal-sized droplets. The surface tension of mercury is 0.45 N m-1. The gain in surface energy is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 15 × 10-5 J
- 217.5 × 10-5 J
- 328 × 10-5 J
- 42.26 × 10-5 J✓
Correct answer
2.26 × 10-5 J
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