A soap bubble of radius `10^(-2)` m is formed . The surface tension of the soap bubble is 0.04 N/m The excess of pressure inside the bubble is

Question

A soap bubble of radius `10^(-2)` m is formed . The surface tension of the soap bubble is 0.04 N/m The excess of pressure inside the bubble is

A soap bubble of radius `10^(-2)` m is formed . The surface tension of the soap bubble is 0.04 N/m The excess of pressure inside the bubble is
A. `160 N//m^(2)`
B. `16 N//m^(2)`
C. `1.6 N//m^(2)`
D. `0.16 N//m^(2)`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
` P = (4T)/r = (4 xx 0.04 )/(10^(-2)) = 16 " N/m"^(2)`

4 views Answered 2023-02-05 15:29