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Excess pressure can be (2T//R) for...

Excess pressure can be `(2T//R)` for

A

spherical drop in air

B

spherical bubble in water

C

cylindrical bubble in air

D

spherical drop in air and spherical bubble in water

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The correct Answer is:
D
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Excess pressure due to surface tension )
  1. Which of the following statement is not correct about a soap bubble ?

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  2. When a drop of liquid splits upto a number of drops,

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  3. Excess pressure can be (2T//R) for

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  4. Capillary does not exist when the liquid is at

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  5. If for a liquid in a vessle, force of a cohesion is twice of adhession...

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  6. The oil is sprinkled on sea waves to calm them down. Why ?

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  7. The hot soup taste better than cold soup , surface tension of hot soup...

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  8. If more aire is pushed in a soap bubble the pressure in it

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  9. The pressure just below the meniscus of mercury compared to pressure j...

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  10. Two tooth - pricks are floating very near and parallel to each other o...

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  11. If two soap bubbles of different radii are connected by a tube

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  12. If more air is brown into a soap bubble , the pressure

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  13. Excess pressure inside a drop of water of radius 2 mm , is 70 "N/m"^(...

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  14. The excess pressure inside one soap bubble is three times that inside ...

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  15. Two spherical soap bubbles of a radii 1 cm and 2 cm vacuum coalesce un...

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  16. Two capillary tubes of radii 0.2 cm and 0.4 cm are dipped in the same ...

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  17. Two separate air bubbles (radii 0.002 cm and 0.004) formed of the same...

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  18. A soap bubble in vacuum has a radius of 3 cm and another soap bubble i...

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  19. What is pressure due to surface tension in spherical drop of glyceri...

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  20. A soap bubble of radius 10^(-2) m is formed . The surface tension of t...

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