A soap bubble formed at the end of the tube is blown very slowly. The graph between excess of pressure inside the bubble with time is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
As excess pressure inside the soap bubble of radius r, is
or 
Therefore, as r increase with time, P decreases so the variation of P with time t will be a parabolic curve as shown is option.
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