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The excess pressure inside a soap bubble...

The excess pressure inside a soap bubble is

A

inversely proportional to S.T

B

directly proportional to S.T

C

inversely proportional to its radius

D

both ' b' and 'c'

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The excess pressure inside a soap bubble of volume V is P . Then excess pressure inside a soap bubble of volume 2V is

    A
    p
    B
    `2^(1//3)P`
    C
    `P//2^(1//3)`
    D
    P/1
  • The excess pressure inside a soap bubble P and the radius R of the bubble are related as

    A
    `p prop 1//R`
    B
    `P prop R`
    C
    `P prop R^(2)`
    D
    `P prop 1//R^(2)`
  • The excess pressure inside a soap bubble of radius R is (S is the surface tension)

    A
    `2S/R`
    B
    `4S/R`
    C
    `S/R`
    D
    `S/2R`
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