Mathematics · Mechanical Properties of Fluids
The surface tension of a soap solution is 2.0 × 10-2 N m-1. The work done to increase the radius of a soap bubble from 3.5 cm to 7.0 cm is: [Take π = 227]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 118.48 × 10-4 J✓
- 29.24 × 10-4 J
- 35.76 × 10-4 J
- 40.72 × 10-4 J
Correct answer
18.48 × 10-4 J
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