Home
Class 12
PHYSICS
Two identical capacitors are joined in p...

Two identical capacitors are joined in parallel, charged to a potential `V` and then separated and then connected in series i.e. the positive plate of one is connected to negative of the other

A

The charges on the free plated connected together are destroyed.

B

The energy stored in this system increases.

C

The potential difference between the free plates is 2V.

D

The potential difference remains constant.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • CUET MOCK TEST SET 1

    XII BOARDS PREVIOUS YEAR|Exercise PART – B (SECTION – I PHYSICS )|25 Videos

Similar Questions

Explore conceptually related problems

Two idential capacitors are joined in parallel, charged to a potential V and then separated and then connected in series i.e. the positive plate of one is connected to negative of the other

Six identical capacitors are joined in parallel, charged to a potential difference of 10 V, separated and then connected in series. Then the potential difference between the free plates is

Two similar condensers are connected in parallel and are charged to a potential V. Now these are separated out and are connected in series. Then

N identical capacitors are connected in parallel which are charged to a potential V . If these are separated and connected in series then what potential difference will be obtained?

A 2muF capacitor is charged to a potential = 10 V. Another 4muF capacitor is charged to a potential = 20V. The two capacitors are then connected in a single loop, with the positive plate of one connected with negative plate of the other. What heat is evolved in the circuit?

Suppose n identical capacitors are joined in parallel and charged to potential V. Now, they are separated and joined in series. If the energy possessed by each capacitor is U, then on joining them in series, the energy and potential difference for the combination are

Two capacitors of capacitance 2muF and 5muF are charged to a potential difference 100V and 50 V respectively and connected such that the positive plate of one capacitor is connected to the negative plate of the other capacitor after the switch is closed, the initial current in the circuit is 50 mA. the total resistance of the connecting wires is (in Ohm):

Two capacitors of capacitances 3 muF and 6 muF are charged to a potential of 12 V each. They are now connected to each other, with the positive plate of each joined to the negative plate of the other. The potential difference across each will be

Two capacitors of capacitance 2muF and 4muF respectively are charged to a potential of 12 V. they are now connected to each other, with the positive plate of each joined to the negative plate of the other. The potential difference across each capacitor will be

XII BOARDS PREVIOUS YEAR-CUET MOCK TEST 2022-MULTIPLE CHOICE QUESTIONS
  1. The dielectric constant of a metal is

    Text Solution

    |

  2. When air is replaced by a dielectric medium of constant K, the maximum...

    Text Solution

    |

  3. Two identical capacitors are joined in parallel, charged to a potentia...

    Text Solution

    |

  4. Two spherical conductors each of capacity C are charged to potential V...

    Text Solution

    |

  5. In the series combination of two or more than two resistances

    Text Solution

    |

  6. In parallel combination of n cells, we obtain

    Text Solution

    |

  7. In a region of constant potential,

    Text Solution

    |

  8. When a metal conductor connected to left gap of a meter bridge is heat...

    Text Solution

    |

  9. In a potentiometer of 10 wires, the balance point is obtained on the 7...

    Text Solution

    |

  10. The resistivity of alloy manganin is

    Text Solution

    |

  11. A charged particle is moving in a cyclotron, what effect on the radius...

    Text Solution

    |

  12. If an electron is moving with velocity v produces a magnetic field vec...

    Text Solution

    |

  13. The nature of parallel and anti-parallel currents are

    Text Solution

    |

  14. A moving coil galvanometer can be converted into an ammeter by

    Text Solution

    |

  15. The conversion of a moving coil galvanometer into a voltmeter is done ...

    Text Solution

    |

  16. A paramagnetic sample shows a net magnetization of 8 Am^(-1) when pla...

    Text Solution

    |

  17. A magnetic needle is kept in a non uniform magnetic field . It experie...

    Text Solution

    |

  18. The magnetic susptibility of an ideal diamagnetic substance is

    Text Solution

    |

  19. At a certain place on earth, BH=(1/sqrt3)BV angle of dip at this place...

    Text Solution

    |

  20. Which of the following is correct about magnetic monopole?

    Text Solution

    |