Answers

  • Brainly User
2014-05-30T22:12:59+05:30
The answer is option c) 1:2
Excess pressure inside a soap bubble, P = 4S / R  ⇒ P is inversely proportional to R(radius)
Radius = Diameter / 2   ⇒ R₁ = 2 / 2 = 1  and R₂ = 1 / 2
So,     P₁ / P₂ = R₂ / R₁ = (1/2) / 1 = 1 / 2  = 1 : 2
Hope this helps you..!
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