Home
Class 12
PHYSICS
The surface tension of water at 0^@C is ...

The surface tension of water at `0^@C` is 72 dyne/cm, surface tension of water at `30^@C` is `(alpha` for water = `0.0025//^@C)`

A

69.37 dyne/cm

B

65.27 dyne/cm

C

68.37 dyne/cm

D

66.67 dyne/cm

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF FLUIDS

    CHETANA PUBLICATION|Exercise Exercise|91 Videos

  • Magnetic Materials

    CHETANA PUBLICATION|Exercise EXERCISE|74 Videos

  • Oscillations.

    CHETANA PUBLICATION|Exercise EXERCISE|69 Videos

Similar Questions

Explore conceptually related problems

Surface tension of water at 0^@C is 75 dyne/cm, find the surface tension of water at 25^@C . (alpha for water = 0.0027//^@C )

The surface tension of cold water is that of hot water

What is the surface tension of boiling water ?

The surface tension of water in C.G.S units is 70 dyne / cm . Its S.I unit is

The surface tension of water in C.G.S. system is 70 dyne/cm. its value in SI unit is

The surface tension of water in C.G.S. units is 30 dyne/cm. Its S.I. unit is.

When the temperature is increased ,surface tension of water

When NaCl is dissolved into water, then its surface tension

The surface tension of a liquid is 10^(8) dyne cm^(-1) . It is equivalent to

If 50 gm of water at 0^@C is added to 250 gm of water at 90^@C . Find the final temperature

CHETANA PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-Exercise
  1. Water rises to capillary tube to a height of 4 cm. If radius of the tu...

    Text Solution

    |

  2. A soap bubble has radius 2 cm. The work done to double the radius is (...

    Text Solution

    |

  3. The surface tension of water at 0^@C is 72 dyne/cm, surface tension of...

    Text Solution

    |

  4. The angle of contact between glass and mercury is

    Text Solution

    |

  5. As the length of the capillary tube is insufficient the rise of liquid...

    Text Solution

    |

  6. The correct relation is

    Text Solution

    |

  7. Surface tension of soap solution is 2 xx 10^-2 N//m. The work done in ...

    Text Solution

    |

  8. The angle of contact between glass and mercury is

    Text Solution

    |

  9. Angle of contact varies between

    Text Solution

    |

  10. Meniscus of Hg in capillary is

    Text Solution

    |

  11. If the surface tension of liquid is T, the work required to increase, ...

    Text Solution

    |

  12. The surface tension of water in C.G.S. units is 30 dyne/cm. Its S.I. u...

    Text Solution

    |

  13. The height of water in a capillary tube of radius 2 cm is 4cm. What sh...

    Text Solution

    |

  14. For tap water and clean glass, the angle of contact is

    Text Solution

    |

  15. When there are no external forces, the shape of a liquid drop is deter...

    Text Solution

    |

  16. A capillary tube when immersed vertically in a liquid records a rise o...

    Text Solution

    |

  17. The spherical shape of rain-drop is due to.........

    Text Solution

    |

  18. Water rises in a capillary tube to a certain height such that the upwa...

    Text Solution

    |

  19. What is the change in surface energy, when a mercury drop of radius R ...

    Text Solution

    |

  20. The dimensions of surface tension are

    Text Solution

    |