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MHT CET · Physics · Mechanical Properties of Fluids

The excess of pressure, due to surface tension, on a spherical liquid drop of radius ‘R’ is proportional to

  1. A R-1
  2. B R
  3. C R-2
  4. D R2
Verified Solution

Answer & Solution

Correct Answer

(A) R-1

Step-by-step Solution

Detailed explanation

The excess of pressure due to surface tension on a spherically liquid drop is given by
p=2TR ….(i)
where, T = surface tension
and R = radius of liquid drop.
So, from Eq. (i), we get
p1RorpR-1