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If two soap bubbles of equal radii r coa...

If two soap bubbles of equal radii r coalesce then the radius of curvature of interface between two bubbles will be

A

r

B

`0`

C

infinity

D

`(r )/(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Radius of curvature, `r=(r_(1)r_(2))/(r_(2)-r_(1))=oo`, i.e., a straight plane.
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