Home
Class 12
PHYSICS
A parallel plate capacitor has plate sep...

A parallel plate capacitor has plate separation d and capacitance `25 muF`. If a metallic foil of thickness `(2)/(7)d` is introduced betwenn the plates, the capacitance would become

A

`25 muF`

B

`35 muF`

C

`(125)/(7)muF`

D

`(175)/(2)muF`

Text Solution

Verified by Experts

The correct Answer is:
B, C
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY|Exercise (B) Chapter exercises|20 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

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

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY|Exercise Check point 2.5|20 Videos

  • ELECTROMAGNETIC WAVES

    DC PANDEY|Exercise Sec C|22 Videos

  • ELECTROSTATICS

    DC PANDEY|Exercise Medical entrances gallery|37 Videos

Similar Questions

Explore conceptually related problems

A parallel plate capacitor has a capacitance of 60 PF, when the plates of the capacitor and separated by a distance d. if a metal plate of thickness t=(d)/(3) is introduced between the plates, the capacitance will be

In a parallel plate capacitor, the capacitance

The separation between the plates of a parallel plate capacitor is d and the area of each plate is A. iff a dielectric slab of thickness x and dielectric constant K is introduced between the plates, then the capacitance will be

A sheet of aluminium foil of negligible thickness is introduced between the plates of a capacitor. The capacitance of the capacitor

The capacitance of a parallel plate condenser with a separation of 4 mm between the plates is 7muF . If a mica sheet (K=6) of thickness 2 mm and of the same area is introduced betwenn the plates, its capacitance will be

The capacitance of an air capacitor is 15 muF te separation between the parallel plates is 6 mm . A copper plate of 3 mm thickness is introduced symmetrically between the plates. The capacitance now becomes

Separation between the plates of a parallel plate capacitor is d and the area of each plates is A . When a slab of material of dielectric constant k and thickness t(t lt d) is introduced between the plates. Its capacitance becomes

A capacitor has plate area A and distance between the plates d. If a metal sheet is inserted of thickness (d)/(3) the ratio of old and new capacitance is:

Two identical metal plates separated by a distance 'd' form parallel plate capacitor (air gap) of capacitance C. A metal sheet of thickness (d/2) and same dimensions is inserted between the plates ,so that the air gap is separated into two equals parts. The new capacity of the system will be:

DC PANDEY-ELECTROSTATIC POTENTIAL AND CAPACITORS-(A) Chapter exercises
  1. Consider a disconnected. Plate capacitor of capacity 10 muF with air f...

    Text Solution

    |

  2. A capacitor of capacity C is connected with a battery of potential V i...

    Text Solution

    |

  3. A parallel plate capacitor has plate separation d and capacitance 25 m...

    Text Solution

    |

  4. The capacity and the energy stored in a parallel plate condenser with ...

    Text Solution

    |

  5. A slab of copper of thickness b is inserted in between the plates of p...

    Text Solution

    |

  6. A capacitor when filled with a dielectric K = 3 has charge Q(0), volta...

    Text Solution

    |

  7. In the adjoining figure, four capacitors are shown with their respecti...

    Text Solution

    |

  8. Two condensers C(1) and C(2) in a circuit are joined as shown in fig...

    Text Solution

    |

  9. Three capacitors of 2 muF, 3 muF and 6 muF are joined in series and th...

    Text Solution

    |

  10. In the figure a potential of + 1200 V is given to point A and point B ...

    Text Solution

    |

  11. The charge on 4 mu Fcapacitor in the given circuit is ("in" muC)

    Text Solution

    |

  12. Four identical capacitors are connected as shown in diagram. When a ba...

    Text Solution

    |

  13. A dielectric slab of thickness d is inserted in a parallel plate capac...

    Text Solution

    |

  14. A 2 muF condenser is charged upto 200 V and then battery is removed. O...

    Text Solution

    |

  15. Consider two conductors. One of them has a capacity of 2 units and the...

    Text Solution

    |

  16. Two capacitors 2 muF and 4 muF are connected in parallel. A third cap...

    Text Solution

    |

  17. In the given circuit, if point b is connected to earth and a potential...

    Text Solution

    |

  18. A circuit is shown in the figure below. Find out the charge of the con...

    Text Solution

    |

  19. A potential of V = 3000 V is applied to a combination of four initiall...

    Text Solution

    |

  20. Four capacitors are arranged as shown. All are initially uncharged. A ...

    Text Solution

    |