Home
Class 12
PHYSICS
A parallel plate air capacity 'C' far...

A parallel plate air capacity 'C' farad, potential 'V' volt and energy 'E' joule . When the gap between the plates is completely filled with dielectric

A

both V and E increase.

B

both V and E decreas.

C

V decreases, E increases,

D

V increases, E decreases.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

  • ELECTROSTATICS

    TARGET PUBLICATION|Exercise CRITICAL THINKING|67 Videos

  • ELECTROMAGNETIC INDUCTION

    TARGET PUBLICATION|Exercise EVALUATION TEST|8 Videos

  • GRAVITATION

    TARGET PUBLICATION|Exercise EVALUATION TEST|24 Videos

Similar Questions

Explore conceptually related problems

Two parallel plate air capacitance of same capacity C are connected in series to a battery of emf E. Then one of the capacitors is completely filled with dielectric material of constant K. The change in the effective capacity of the series combination is

An air capacitor is charged to a potential of 150 V and then the charging battery is disconnected. If the space between the plates is then completely filled with a material of dielectric constant 10 , then the potential between the plates will become

Consider a parallel plate capacitor of 10 muF (micro-farad) with air filled in the gap between the plates. Now one half of the space between the plates is filled with a dielectric of dielectric constant 4 , as shown in the figure. The capacity of the capacitor charges to

A parallel plate capacitor with air between the plates has a capacitance C. If the distance between the plates is doubled and the space between the plates is filled with a dielectric of dielectric constant 6, then the capacitance will become.

A parallel plate air condenser is charged and then disconnected from the charging battery. Now the space between the plates is filled with a dielectric then, it electric field strength between the plates

Consider a disconnected. Plate capacitor of capacity 10 mu with air filled in the gap between the plates. Now one-half of the space between the plates is filled with a dielectric of dielectric constant 4 as shown in .The capacity of the capacitor changes to .

A parallel plate air condenser of capacity 4muF is charged to a potential of 1000 V. the energy of the condenser is

The capacity of a parallel plate condenser is C. When the distance between the plates is halved, its capacity is

A parallel plate capacitor of capacitance C is charged to a potential V and then disconnected with the battery. If separation between the plates is decreased by 50% and the space between the plates is filled with a dielectric slab of dielectric constant K=10 . then

TARGET PUBLICATION-ELECTROSTATICS-COMPETITIVE THINKING
  1. If the charge on a capacitorn is increased by 2C, then the energy stor...

    Text Solution

    |

  2. A parallel plate capacitor with air between the plates has capacitance...

    Text Solution

    |

  3. A parallel plate air capacity 'C' farad, potential 'V' volt and ...

    Text Solution

    |

  4. A capacitor is charged by a battery. The battery is removed and anothe...

    Text Solution

    |

  5. A cylindrical capacitor has charge Q and length L. If both the charge ...

    Text Solution

    |

  6. A parallel plate air capacitor of capacitance C is connected to a cell...

    Text Solution

    |

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

    Text Solution

    |

  8. A 40 muF capacitor in a defibrillator is charged to 3000 V. The energy...

    Text Solution

    |

  9. n small drops of the same size of the same size are charged to V volt ...

    Text Solution

    |

  10. If n drops, each of capacitance C and charged to a potential V, coales...

    Text Solution

    |

  11. A parallel plate condenser has a unifrom electric field E (V//m) in th...

    Text Solution

    |

  12. The combined capacity of the parallel combination of two capacitors is...

    Text Solution

    |

  13. A slab of material of dielectric constant K has the same area as the ...

    Text Solution

    |

  14. A capacitance of 2 muF is required in an electrical circuit across a p...

    Text Solution

    |

  15. The electric field due to uniformly charged sphere of radius R as a fu...

    Text Solution

    |

  16. Energy stored in a condenser of capacity 10 uF, charged to 6kV is use...

    Text Solution

    |

  17. A thunder cloud and the earth's surface may be regarded as a pair of c...

    Text Solution

    |

  18. A string is compressed by 2 mm by a force of 8 N and condenser is char...

    Text Solution

    |

  19. Two identical capacitors, have the same capacitance C. One of them is ...

    Text Solution

    |

  20. A sphere of radius R has a charge density sigma. The electric intensit...

    Text Solution

    |