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Surface Tension — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsSurface Tension1 Mark
MCQ
If two soap bubbles of different radii are in communication with each other
  • A
    Air flows from larger bubble into the smaller one
  • B
    The size of the bubbles remains the same
  • ✓
    Air flows from the smaller bubble into the large one and the larger bubble grows at the expense of the smaller one
  • D
    The air flows from the larger
✓

Answer

Correct option: C.
Air flows from the smaller bubble into the large one and the larger bubble grows at the expense of the smaller one
(c) Since $\Delta P \propto \frac{1}{R}$

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