Home
Class 12
PHYSICS
Two plates are at potentials -10 V and +...

Two plates are at potentials `-10 V` and `+30 V`. If the separation between the plates be `2 cm`. The electric filed between them is

A

2000 V/m

B

1000 V/m

C

500 V/m

D

3000 V/m

Text Solution

Verified by Experts

The correct Answer is:
A
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

Two parallel plates are of potential -20V and +40V .If the separation between them is 4cm .The electric field between them is?

A charged drop of mass 3.2 xx 10^(-12) g floats between two horizontal parallel plates maintained at potential difference of 980 V and separation between the plates is 2 cm. The number of excess or deficient electrons on the drop is

Two plates are 2cm apart, a potential difference of 10 volt is applied between them, the electric field between the plates is

Two parallel plates have equal and opposite charge. When the space between them is evacuated, the electric field between the plates is 2xx 10^(5) V/m. When the space is filled with dielectric, the electric field becemes 1xx10^(5) V/m. The dielectric constant of the dielectric material is

A parallel plate capacitor of plate area A and plates separation distance d is charged by applying a potential V_(0) between the plates. The dielectric constant of the medium between the plates is K. What is the uniform electric field E between the plates of the capacitor ?

A parallel plate capacitor is charged completely and then disconnected from the battery. IF the separation between the plates is reduced by 50% and the space between the plates if filled with a dielectric slab of dielectric constant 10, then the potential difference between the plates

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

An uncharged parallel plate capacitor is connected to a battery. The electric field between the plates is 10V/m. Now a dielectric of dielectric constant 2 is inserted between the plates filling the entries space. The electric field between the plates now is

DC PANDEY-ELECTROSTATIC POTENTIAL AND CAPACITORS-(A) Chapter exercises
  1. Potential at a point x-distance from the centre inside the conducting ...

    Text Solution

    |

  2. If a charged spherical conductor of radius 5 cm has potential V at a p...

    Text Solution

    |

  3. Two plates are at potentials -10 V and +30 V. If the separation betwee...

    Text Solution

    |

  4. The potential at a point due to an electric dipole will be maximum and...

    Text Solution

    |

  5. An electric dipole when placed in a uniform electric field E will have...

    Text Solution

    |

  6. How much kinetic energy will be gained by an alpha-particle in going f...

    Text Solution

    |

  7. A charged particle of mass m and charge q is released from rest in an ...

    Text Solution

    |

  8. Two positive point charges of 12 mu C and 8 mu C are 10 cm apart. The ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  14. A variable condenser is permanetly connect to a 100V battery. If the c...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |