Home
Class 12
PHYSICS
If there is a thin layer of water betwee...

If there is a thin layer of water between two parallel plates then it is easier to seperate the plates by-

A

displacing them

B

applying force perpendicular to the surface of the plates

C

applying force in the some directio

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SURFACE TENSION

    MOTION|Exercise Exercise - 2 Objective Problems | NEET|28 Videos
  • SURFACE TENSION

    MOTION|Exercise Exercise - 3 | Section- A Previous Year Problems | NEET/Other|53 Videos
  • SURFACE TENSION

    MOTION|Exercise SOLVED EXAMPLE|7 Videos
  • SOUND WAVES

    MOTION|Exercise Exercise - 3 (Section - B)|14 Videos
  • SURFACE TENSION & VISCOSITY

    MOTION|Exercise Exercise - 4 | Level-II Previous Year | JEE Advanced|12 Videos

Similar Questions

Explore conceptually related problems

Assertion : When there is a thin layer of water between two glass plates , there is a strong attraction between them . Reason : The pressure between the plate becomes less than atmospheric pressure because pressure inside a bubble or drop is greater than outside pressure.

If metal section of shape H is inserted in between two parallel plates as shown in figure and A is the area of each plate then the equivalent capacitance is. .

What is the area of the plates of a 3 F parallel plate capacitor, if the sepreration between the plates is 5 mm ?

A pair of thin plates partially submerged in water. The distance between the plates is d and their width is l. Assuming that the water between the plates does not reach the upper edges of the plates and that the wetting is complete, find the force of their mutual attraction.

Between the plates of a parallel plate capacitor of capacity C, two parallel plates of the same material and same area as the plates of the original capacitor are placed. If the thickness of each plate =(1)/(5) the distance between the plates of the original capacitor, then the capacity of the new capacitor will be

Two vertical parallel glass plates are partically submerged in water. The distance between the plates is d=0.10mm , and their width is l=12cm assuming that the water between the plates does not reach the upper edges of the plates and the wetting is complete. Find the force of their mutual attraction

Two vertical parallel glass plates are partially submerged in water. The distance between the plates is d and the length is l . Assume that the water between the plates does not reach the upper edges of the plates and the plates and the wetting is complete. The water will rise to height ( rho= density of water and alpha = surface tension of water)

Force of attraction between the plates of a parallel plate capacitor is

To reduce the capacity of a parallel plate condenser, separation between the plates is

What is the area of the plates of a 2 farad parallel plate air capacitor, given that the separation between the plates is 0.5 cm?

MOTION-SURFACE TENSION-Exercise - 1 Objective Problems | NEET
  1. The soap and the detergent make water suitable for washing clothes bec...

    Text Solution

    |

  2. On wearing a rain coat on which some greasy material is coated, a pers...

    Text Solution

    |

  3. If there is a thin layer of water between two parallel plates then it ...

    Text Solution

    |

  4. The length of a needle floating on water is 2.5 cm. The minimum force ...

    Text Solution

    |

  5. Work done in forming a soap bubble of radius R is W. Then workdone is ...

    Text Solution

    |

  6. If W is amount of work done in forming a soap bubble of volume V , the...

    Text Solution

    |

  7. A big drop of water whose diameter is 0.2 cm, is broken into 27000 sma...

    Text Solution

    |

  8. Several spherical drops of a liquid each of radius r coalesce to form ...

    Text Solution

    |

  9. A soap bubble of diameter a is produced using the soap solution of sur...

    Text Solution

    |

  10. The surface energy of a liquid drop is E. It is sprayed into 1000 equa...

    Text Solution

    |

  11. Suppose that 64 raindrops combine into a single drop . Calculate the r...

    Text Solution

    |

  12. When two soap bubbles coalesce to form a single bubble then its radius...

    Text Solution

    |

  13. How many free surfaces are there in a liquid film ?

    Text Solution

    |

  14. The number of free liquid surfaces in the air bubble inside a luquid i...

    Text Solution

    |

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

    Text Solution

    |

  16. The excess of pressure inside a water drop is P(d) and that inside an ...

    Text Solution

    |

  17. The exess pressure inside a drop of soap solution is Pb and that insid...

    Text Solution

    |

  18. What will be the difference of pressure inside and outside a drop of w...

    Text Solution

    |

  19. What should be the pressure inside a small air bubble of 0.1mm radius ...

    Text Solution

    |

  20. If r , V and P are respectively the radius, volume and excess of press...

    Text Solution

    |