Home
Class 12
PHYSICS
What is the pressure inside a small air ...

What is the pressure inside a small air bubble of 0.1 mm radius situated just below the surface of water ( T `= 72 xx 10^ -3 N/m `) and atmospheric pressure `= 1.013 xx 10^5 N//m^2`)

A

`1.157 xx 10^5 N//m`

B

`1.02 xx 10^6 N//m`

C

`2.1 xx 10^6 N//m`

D

None

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MAGNETISM AND MATTER

    MBD PUBLICATION|Exercise QUESTION BANK|191 Videos

  • MECHANICAL PROPERTIES OF FLUID(FLUID IN MOTION)

    MBD PUBLICATION|Exercise QUESTION BANK|164 Videos

Similar Questions

Explore conceptually related problems

Calculate the excess pressure inside over outside of an air bubble of 0.2mm diameter surrounded by water.

Find the mass of 100cc of a gas if the RMS velocity of the molecules of gas at N.T.P. is 500m/s. Take normal atmospheric pressure as 1.013xx10^5 N/m^2 .

Find the mass of 15cc of a gas if the RMS velocity of the molecules of gas at N.T.P. is 400m/s. Take normal atmospheric pressure as 1.013xx10^5 N/m^2 .

Calculate the excess pressure between inside and outside of soap bubble of radius 1cm (surface tension of soap bubble = 3.2xx10^-2NM^-1

Find the mass of 10 cc of a gas at NTP, if RMS velocity of gas molecules is 400 m/s (Atmospheric pressure P= 1xx10^5 N/m^2)

Calculate r.m.s. speed of nitrogen at 0^@C ( Density of nitrogen = 1.25 kg/m^3 at N.T.P., 1 atmosphere = 1.013xx10^5 N/m^2 )

MBD PUBLICATION-MECHANICAL PROPERTIES OF FLUID (LIQUID AT REST)-QUESTION BANK
  1. Tow spherical bubbles of radii 1cm and 2cm in vacuum coalesce under is...

    Text Solution

    |

  2. Excess pressure inside a drop of water of radius 2mm is 70 N//m^2. The...

    Text Solution

    |

  3. What is the pressure inside a small air bubble of 0.1 mm radius situat...

    Text Solution

    |

  4. A small air bubble of radius 0.1 mm is formed just below the surface o...

    Text Solution

    |

  5. The lower end of a capillary tube is at a depth of 12 cm ant the water...

    Text Solution

    |

  6. The radius of soap bubble is 'r' and the surface tension of soap solut...

    Text Solution

    |

  7. What is the force required to take away a flat circular plate of radiu...

    Text Solution

    |

  8. The excess pressure inside one soap bubble is three times that of insi...

    Text Solution

    |

  9. Excess pressure inside a liquid drop of radius r and surface tension T...

    Text Solution

    |

  10. Excess pressure inside a drop and a bubble of same radii and of same l...

    Text Solution

    |

  11. If there is no difference of pressure on the two sides of the surface,...

    Text Solution

    |

  12. Angle of contact is obtuse for

    Text Solution

    |

  13. The angle of contact for liquid which completely wets the solid surfac...

    Text Solution

    |

  14. The angle of contact between mercury and glass is

    Text Solution

    |

  15. A liquid rises in a capillary tube when the angle of contact is

    Text Solution

    |

  16. The angle of contact between ordinary water and ordinary glass is

    Text Solution

    |

  17. Due to capillary action, a liquid will rise in the capillary tube if t...

    Text Solution

    |

  18. Angle of contact varies between

    Text Solution

    |

  19. If R is the radius of the meniscus of liquid in capillary and r is the...

    Text Solution

    |

  20. A liquid wets a solid if the angle of contact theta is

    Text Solution

    |