Home
Class 12
PHYSICS
The work done in breaking a spherical dr...

The work done in breaking a spherical drop of a liquid of radius R into 8 equal drops is

A

`piR^2T`

B

`2piR^2T`

C

`3piR^2T`

D

`4piR^2T`

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

Calculate the work done in breaking a mercury drop of radius 1mm into one thousand droplets of the same size. Surface tension of mercury is 525 xx 10^-3 N//m .

The work done in splitting a drop of water of 1 mm radius into 64 identical droplets is (S.T. of water is 72xx10^(-3) j//m^2)

The amount of work performed to break a shperical drop of radius 1 mm into million drops of equal radius , is (T=7.2xx10^-2N//m)

A certain number of spherical drops of a liquid of radius r coalesce to form a single drop of radius R and volume V . If T is the surface tension of the liquid, then

The surface tension of water is 7xx10^(-2) N/m . The work required to break a drop of water of radius 0.5 cm into identical drops , each of radius 1 mm is

When a drop of liquid is split up into a number of drops

The ratio of work done in blowing a liquid drop to radius R and to radius 3R is

Energy needed in breaking a drop of radius R into n drops of radii r is given by

Energy needed in breaking a drop of radius R into n drops of radii r is given by

The work done to increase unit area of the liquid surface is equivalent to

CHETANA PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-Exercise
  1. The dimensions of surface tension are

    Text Solution

    |

  2. If W is the work done to blow a bubble of volume V, that to blow a bub...

    Text Solution

    |

  3. The work done in breaking a spherical drop of a liquid of radius R int...

    Text Solution

    |

  4. A hydraulic lift is designed to lift heavy objects of maximum mass 200...

    Text Solution

    |

  5. Two capillary tubes of radii 0.3cm and 0.6 cm are dipped in the same l...

    Text Solution

    |

  6. The energy stored in a soap bubble of diameter 6 cm and T = 0.04 N//m ...

    Text Solution

    |

  7. Two hail stones with radii in the ratio of 1 : 4 fall from a great hei...

    Text Solution

    |

  8. In Bernoulli's theorem, which of the following is conserved?

    Text Solution

    |

  9. If Reynold's number for given ideal fluid flowing in the tube is 750, ...

    Text Solution

    |

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

    Text Solution

    |

  11. A barometer kept in an elevator accelerating upward reads 76 cm. The a...

    Text Solution

    |

  12. There is a hole in the bottom of a tank having water. If total pressur...

    Text Solution

    |

  13. Water falls from a tap, down the streamline

    Text Solution

    |

  14. The working of an atomizer depends upon

    Text Solution

    |

  15. By sucking through a straw, a student can reduce the pressure in his l...

    Text Solution

    |

  16. The relative velocity between two layers of fluid, separated by 0.4 mm...

    Text Solution

    |

  17. Pascal's law is applied in which of the following cases?

    Text Solution

    |

  18. Select and write the correct answer:- The energy stored in a soap bubb...

    Text Solution

    |

  19. Select and write the correct answer:- Two capillary tubes of radii 0.1...

    Text Solution

    |

  20. The dimensions of surface tension are

    Text Solution

    |