Properties Of Solids And Liquids Question 324
Question: Two bubbles A and B $ (A>B) $ are joined through a narrow tube. Then [UPSEAT 2001; Kerala (Med.) 2002]
Options:
A) The size of A will increase
B) The size of B will increase
C) The size of B will increase until the pressure equals
D) None of these
Show Answer
Answer:
Correct Answer: A
Solution:
$ r _{A}>r _{B} $ and $ P\propto \frac{1}{r} $ so $ P _{A}<P _{B} $ .
So air will flow from B to A i.e. size of A will increase.