Asked by Boyd

Calculate the gauge pressure inside a soap bubble 0.0002m in radius using the surface tension for soapy water
Answered by Anonymous
kkn
Answered by najat
The surface tension of soapy water is 25*10^3 N/m
PG = 4T/r
PG=4*25*10^3N/m/0.0002m
PG= 500Pa
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