Home
Class 12
PHYSICS
A 5 muF capacitor is fully charged acros...

A `5 muF` capacitor is fully charged across a 12 V battery, It is then disconnected from the battery and connected to an uncharged capacitor, If the voltage across the capacitor becomes 3 V then the capacitance of the

A

`3muF`

B

`15muF`

C

`25muF`

D

`60muF`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MODEL QUESTION PAPER

    TARGET PUBLICATION|Exercise MODEL QUESTION PAPER -II|47 Videos

  • MAGNETISM

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

  • OSCILLATIONS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

Similar Questions

Explore conceptually related problems

A 8 muF capacitor is fully charged across a 12V battery, it is then disconnected from the battery and connected to an uncharged capacitor. If the voltage across the capacitor becomes 3V, then the capacitance of the uncharged capacitor will be

A 5muF capacitor is placed across a 12 V battery. It is disconnected from the battery and connected across a condenser of unknown capacity. The voltage then is found to be 3V. The value of the unknownn capacity is

A capacitor C is charged to a potential V by a battery. It is then disconnected from the battery and again connected with its polarity reversed to the battery

A 80muF capacitor is charged by a 50V battery. The capacitor is disconnected from the battery and then connected across another uncharged 320muF capacitor. Calculate the charge on the second capacitor.

A capacitor C_(1) is charged to a p.d.V. The charging battery is then removed and the capacitor is connected to an uncharged capacitor C_(2) . The final p.d. across the combination is

A capacitor of capacitance of 2muF is charged to a potential difference of 200V , after disconnecting from the battery, it is connected in parallel with another uncharged capacitor. The final common potential is 20V then the capacitance of second capacitor is :

A 100pF capacitor is charged to a potential difference of 80.0V and the charging battery is disconnected. The capacitor is then connected in parallel with a second capacitor. If the potential difference across the first capacitor drops to 35.0 V what is the capacitance of this second capacitor?

Calculate the effective voltage of battery connected across the given circuit, if voltage across the capacitor of capacitance 2C is V volts.

TARGET PUBLICATION-MODEL QUESTION PAPER -MODEL QUESTION PAPER -II
  1. If the distance between any two bodies in the aniverse is reduwed to h...

    Text Solution

    |

  2. In a spring block system if length of the spring is reduced by 1%, the...

    Text Solution

    |

  3. A 5 muF capacitor is fully charged across a 12 V battery, It is then d...

    Text Solution

    |

  4. In Wheatstone's bridge P = 9 ohm, Q = 11 ohm, R = 4 ohm and S = 6 ohm....

    Text Solution

    |

  5. A flywheel of mass 10 kg and radius 10 cm is revolving at a speed of 2...

    Text Solution

    |

  6. Toroid is a solenoid of

    Text Solution

    |

  7. In a Young's double slit experiment, the slits are 2mm apart and are i...

    Text Solution

    |

  8. Select the correct statement . If a liquid surface is curved , then

    Text Solution

    |

  9. A wheel is subjected to uniform angular acceleration about its axis. I...

    Text Solution

    |

  10. A refrigerator with COP= 1//3 release 200 J at heat to a reservoir. Th...

    Text Solution

    |

  11. In electromagnetic induction, the induced charge in a coil is independ...

    Text Solution

    |

  12. The capacitance of a parallel plate capacitor can be increased by

    Text Solution

    |

  13. In the determination of Young's modulus (Y=(4MLg)/(pi//d^(2))) by usin...

    Text Solution

    |

  14. The centre of mass of a right circular cone of height h, radiusr and c...

    Text Solution

    |

  15. A horizontal wire oarries 160 A current below which another wire of li...

    Text Solution

    |

  16. A charge q is spread uniformly over an isolated ring of radius 'R'. Th...

    Text Solution

    |

  17. An object is placed at a distance u from a concave mirror and its real...

    Text Solution

    |

  18. In forced vibration, the body vibrates with the

    Text Solution

    |

  19. Light travels from a medium of refractive index H, to another of refra...

    Text Solution

    |

  20. Huygen's priciple of secondary wavelets may be used to

    Text Solution

    |