Home
Class 12
PHYSICS
What is the electric potential at a dist...

What is the electric potential at a distance of 9 cm from 3 nC?

A

270 V

B

3 V

C

300 V

D

30 V

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY ENGLISH|Exercise (B) Chapter exercises|17 Videos

  • ELECTROMAGNETIC WAVES

    DC PANDEY ENGLISH|Exercise Sec C|22 Videos

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Medical entrances gallery|37 Videos

Similar Questions

Explore conceptually related problems

The electric field intensity at a distance 20 cm from the centre of a uniformly charged non conducting solid sphere of radius 10 cm is E .Then what is the electric field intensity at a distance 5 cm from the centre it will be.....

An electric current passes through a long straight copper wire. At a distance of 5 cm from the straight wire, the magnetic field is B. What is the magnetic field at a distance of 20 cm from the wire ?

A conducting sphere of radius 10 cm has unknown charge. If the electric field at a distance 20 cm from the centre of the sphere is 1.2xx10^(3)NC^(-1) and points radially inwards. The net charge on the sphere is

A hollow conducting sphere of radius R has a charge (+Q) on its surface. What is the electric potential within the sphere at a distance r = (R )/(3) from its centre ?

The electric potential at a distance of 3 m on the axis of a short dipole of dipole moment 4 xx 10^(-12) coulomb-metre is

A spherical shell of radius 10 cm is carrying a charge q. If the electric potential at distances 5 cm, 10 cm and 15 cm from the centre of the spherical shell is V_(1), V_(2) and V_(3) respectively, then

A charge of 5 nC is uniformly distributed on a ring of radius 4 cm. Find the potential at the axis at a distance of 3 cm from the center.

The electric potential at a certain distance from a point charge is 600 V and the electric field is 200 NC^(-1) . Which of the following statements will be true?

The diameter of a hollow metallic sphere is 60 cm and the sphere carries a charge of 500 muC . The potential at a distance of 100 cm from the centre of the sphere will be

4xx10^(10) electrons are removed from a neutral metal sphere of diameter 20 cm placed in air. The magnitude of the electric field (in NC^(-1) ) at a distance of 20 cm from its centre is

DC PANDEY ENGLISH-ELECTROSTATIC POTENTIAL AND CAPACITORS-(C) Chapter exercises
  1. Two charges of equal magnitude q are placed in air at a distance 2a ap...

    Text Solution

    |

  2. Consider two concentric spherical metal shells of radii r(1) and r(2) ...

    Text Solution

    |

  3. What is the electric potential at a distance of 9 cm from 3 nC?

    Text Solution

    |

  4. A hollow sphere of radius 0.1 m has a charge of 5 xx10^(-8) C. The pot...

    Text Solution

    |

  5. Three capacitors 3 muF, 6 muF and 6 muF are connected in series to sou...

    Text Solution

    |

  6. The capacitance of two concentric spherical shells of radii R(1) and R...

    Text Solution

    |

  7. Two capacitors of 10 pF and 20 pF are connected to 200 V and 100 V sou...

    Text Solution

    |

  8. In the given figure the capacitors C(1), C(3), C(4),C(5) have a capaci...

    Text Solution

    |

  9. A, B and C are three points in a unifrom electric field. The electric ...

    Text Solution

    |

  10. Two thin dielectric slabs of dielectric constants K(1) and K(2) (K(1) ...

    Text Solution

    |

  11. Two identical capacitors are first connected in series and then in par...

    Text Solution

    |

  12. Two capacitors having capacitances C(1) and C(2) are charged with 120 ...

    Text Solution

    |

  13. A small oil drop of mass 10^(-6) kg is hanging in at rest between two ...

    Text Solution

    |

  14. Two metal spheres of radii 0.01 m and 0.02 m are given a charge of 15 ...

    Text Solution

    |

  15. Two concentric spheres of radii R and r have similar charges with equa...

    Text Solution

    |

  16. See the digram, area of each plate is 2.0 m^(2) and d=2xx10^(-3)m. A c...

    Text Solution

    |

  17. A soap bubble is charged to a potential 12 V. If its radius is doubled...

    Text Solution

    |

  18. A sphere of 4 cm radius is suspended within a hollow sphere of 6 cm ra...

    Text Solution

    |

  19. In the adjoning figure, the potential difference across the 4.5 muF ca...

    Text Solution

    |

  20. The equivalent capacity between points A and B in figure will be, whil...

    Text Solution

    |