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What is pressure due to surface tension...

What is pressure due to surface tension in spherical drop of glycerin of diameter 2.8 mm ? Surface tension of glycerin is 0.063 N/m

A

`70 N//m^(2)`

B

`90 N//m^(2)`

C

`80 N//m^(2)`

D

` 100 N//m^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
` P = (2T)/R`
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Excess pressure due to surface tension )
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  2. A soap bubble in vacuum has a radius of 3 cm and another soap bubble i...

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

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

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  5. The ratio of excess pressure inside a soap bubble to the excess of pre...

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  6. If the surface tension of water is 7.3 xx 10^(-2) N/m then the excess...

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  7. Pressure inside two soap bubble are 1.02 and 1.03 atm . Then ratio of ...

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  8. The spherical liquid bubble of diameter 4 xx 10^(-3) m has inner and ...

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  9. Two soap bubble of radii 3 mm and 4 mm are in contact radius of curvat...

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  10. Two soap bubbles of radii 1 mm and 2 mm merge isothermally . Then radi...

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  11. The excess pressure inside a soap bubble of volume V is P . Then exces...

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  12. If the volume of two soap bubbles are V and 8V bubbles is

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  13. The volumes of three soap bubbles are in the ratio of 27:64:125. Then ...

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  14. At 20^(@)C the radius of mercury drop is 3 mm and its surface tension...

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  15. What would be the excess pressure in side a small air bubble of 0.2 m...

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  16. If the surface tension of a soap water is 0.04 N/m Then excess pressur...

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  17. The rise of a liquid due to surface tension in a narrow capillary tube...

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  18. P is the excess pressure inside a water drop . If that drop is divided...

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  19. The level of liquid in a capillary tube is plane,because

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  20. Two soap bubbles are blown. In first soap bubble excess pressure is 4 ...

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