Home
Class 12
PHYSICS
A thin metal plate P is inserted between...

A thin metal plate `P` is inserted between the plates of a parallel-plate capacitor of capacitance `C` in such a way that its edges touch the two plates (figure 31-Q2).The capacitance now becomes.

A

C/2

B

2C

C

zero

D

`infty`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY ENGLISH|Exercise (B) Chapter exercises|17 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY ENGLISH|Exercise (C) Chapter exercises|50 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY ENGLISH|Exercise Check point 2.5|20 Videos

  • ELECTROMAGNETIC WAVES

    DC PANDEY ENGLISH|Exercise Sec C|22 Videos

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Medical entrances gallery|37 Videos

Similar Questions

Explore conceptually related problems

If a thin metal foil of same area is placed between the two plates of a parallel plate capacitor of capacitance C, then new capacitance will be

If a dielectric slab of thickness t and area A is inserted in between the plates of a parallel plate capacitor of plate area A and distance between the plates d(d gt t) then find out capacitance of system. What do you predict about the dependence of capacitance on location of slab?

The voltage between the plates of a parallel plate capacitor of capacitance 1 muF is changing at the rate of 5 V/s. What is the displacement current in the capacitor?

The force between the plates of a parallel plate capacitor of capacitance C and distance of separation of the plates d with a potential difference V between the plates, is.

Find out the capacitance of parallel plate capacitor of plate area A and plate separation d.

A dielectric slab is inserted between the plates of an isolated capacitor. The force between the plates will

To reduce the capacitance of parallel plate capacitor, the space between the plate is

A dielectric slab is placed between the plates of a parallel plate capacitor. Its capacitance A. become zero B. remains the same C. decrease D. increase

(b) Obtain the expression for the capacitance of a parallel plate capacitor.

A slab of copper of thickness y is inserted between the plates of parallel plate capacitor as shown in figure. The separation between the plates is d. If y=d/4 , then the ratio of capacitance of the capacitor after nd before inserting the slab is

DC PANDEY ENGLISH-ELECTROSTATIC POTENTIAL AND CAPACITORS-(A) Chapter exercises
  1. Two positive point charges of 12 mu C and 8 mu C are 10 cm apart. The ...

    Text Solution

    |

  2. The capacitance of the earth, viewed as a spherical conductor of radiu...

    Text Solution

    |

  3. A thin metal plate P is inserted between the plates of a parallel-plat...

    Text Solution

    |

  4. A capacitor of capacity C hasd charge Q and stored energy is W. if the...

    Text Solution

    |

  5. A 2 muF capacitor is charged to 100 V, and then its plates are connect...

    Text Solution

    |

  6. If there are n capacitors in parallel connected to V volt source, then...

    Text Solution

    |

  7. A variable condenser is permanently connect to a 100V battery. If the ...

    Text Solution

    |

  8. Two condensers of capacity 0.3 muF and 0.6muF respectively are connect...

    Text Solution

    |

  9. A capacity of capacity C(1) is charged up to V volt and then connected...

    Text Solution

    |

  10. A capacitor is charged by using a battery which is then disconnected. ...

    Text Solution

    |

  11. A parallel plate air capacitor is charged to a potential difference of...

    Text Solution

    |

  12. Two concentric metallic spherical shells are given positive charges . ...

    Text Solution

    |

  13. Dielectric constant of pure water is 81. Its permittivity will be

    Text Solution

    |

  14. Two spherical conductors each of capacity C are charged to potetnial V...

    Text Solution

    |

  15. Two spheres A and B of radius 4 cm and 6 cm are given charges of 80 mu...

    Text Solution

    |

  16. The electric potential difference between two parallel plates is 2000 ...

    Text Solution

    |

  17. Two conducting spheres A and B of radii 4 cm and 2 cm carry charges of...

    Text Solution

    |

  18. The insulated spheres of radii R(1) and R(2) having charges Q(1) and Q...

    Text Solution

    |

  19. A small sphere is charged to a potential of 50 V and a big hollow sphe...

    Text Solution

    |

  20. Two identical charges are placed at the two corners of an equilateral ...

    Text Solution

    |