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Mechanical Properties Of Fluids

Question
CBSEENPH11020900

The soap bubbles have radii in the ratio 2: 1 ratio of excess pressure in side there is

  • 1:4

  • 4:1

  • 2:1

  • 1:2

Solution

D.

1:2

P1rhence ,P1P2=1r11r2=r2r1=12        ...since r1:r2=2:1                   P1:P2=1:2         

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