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If the surface tension of a soap solutio...

If the surface tension of a soap solution is 0.03 MKS units, then the excess of pressure inside a soap bubble of diameter 6 mm over the atmospheric pressure will be

A

Less than 40 N/m

B

Greater than 40 N/m

C

Less than

D

Greater than `20N//m`

Text Solution

Verified by Experts

The correct Answer is:
B
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ERRORLESS -SURFACE TENSION-Exercise
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  2. A long cylinderical glass vessel has a small hole of radius r at its b...

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  3. If the surface tension of a soap solution is 0.03 MKS units, then the ...

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  4. The excess pressure inside a soap bubble is

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  5. The pressure of air in a soap bubble of 0.7 cm diameter is 8 mm of wat...

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  6. Pressure inside two soap bubbles are 1.01 and 1.02 atmospheres. Ratio ...

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  7. A capillary tube of radius r is dipped in a liquid of density rho and...

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  8. Two spherical soap bubbles of radii r1 and r2 in vacuume coalesce unde...

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  9. The adjoining diagram shows three soap bubbles, A , B and C prepared b...

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  10. When a large bubble rises from the bottom of a lake to the surface its...

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  11. A soap bubble in vacuum has a radius of 3 cm ad another soap bubble in...

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  12. The volume of an air bubble becomes three times as it rises from the b...

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  13. Excess pressure inside one soap bubble is four times that of other. Th...

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  14. There are two liquid drops of different radii. The excess pressure ins...

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  15. If pressure at half the depth of a lake is equal to 2//3 pressure at t...

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  16. If the radius of a soap bubble is four times that of another, then the...

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  17. A spherical drop of water has 1mm radius. If the surface tension of wa...

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  18. The pressure at the bottom of a tank containing a liquid does not dep...

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  19. In capillary pressure below the curved surface of water will be

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  20. Two soap bubbles of radii r(1) and r(2) equal to 4 cm and 5 cm are to...

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