What is the excess of pressure inside a soap bubble of radius 3cm if the surface tension of the soap solution is 30 dyn/cm ?

Explanation

To find the excess pressure inside a soap bubble, we can use the formula for excess pressure in a soap bubble, which is given by:

\[ \Delta P = \frac{4T}{R} \]

where:
- \(\Delta P\) is the excess pressure,
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