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Find the difference of air pressure (in ...

Find the difference of air pressure (in `N-m^(-2)`) between the inside and outside of a soap bubble 5 mm in diameter, if the surface tension is `1.6 N-m^(-1)` :-

A

2560

B

3720

C

1208

D

10132

Text Solution

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The correct Answer is:
A
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ALLEN -RACE-Basic Maths (Properties of Matter & Fluid Mechanics)(Surface Tension)
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  2. A soap film of surface tension 3 xx 10^(-2)N//m formed in a rectangula...

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  3. Two soap bubbles, one of radius 50 mm and the other of radius 80 mm, a...

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  7. If a section of soap bubble (of radius R) through its centre is consid...

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  11. A frame made of metalic wire enclosing a surface area A is covered wit...

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  13. The force required to lift a circular flat plate of radius 5 cm on the...

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  14. Find the difference of air pressure (in N-m^(-2)) between the inside a...

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  16. Surface tension of water is 0.072 Nm^(-1). The excess pressure inside ...

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  17. The surface tension of soap solution is 0.03 N//m . The work done in b...

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