Q.71What is the excess of pressureinside a soap bubble of radius 3cm i – InterviewSolution

1.

Q.71What is the excess of pressureinside a soap bubble of radius 3cm if the surface tension of the soap salution is 30dyn / cm ?don'tttttt spammmm !!!!!!!!!

Answer» ONG>EXPLANATION:

$\large { \underbrace{ \underline{ \bf{answer \: }}}} \: \:$

EXCESS of PRESSURE, p-p0=

$\frac{4T}{R} = \frac{4 \times 30}{3}$

=40dyn/cm²

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