Home
Class 12
PHYSICS
Two positive point charges of 12 mu C an...

Two positive point charges of `12 mu C` and `8 mu C` are `10 cm` apart. The work done in bringing then `4 cm` closer is

A

5.8 J

B

5.8 eV

C

13 J

D

13 eV

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    ERRORLESS |Exercise Ordinary Thinking Objective Questions (Electric Dipole)|38 Videos

  • ELECTROSTATICS

    ERRORLESS |Exercise Ordinary Thinking Objective Questions (Electric Flux and Gauss.s Law)|28 Videos

  • ELECTROSTATICS

    ERRORLESS |Exercise Ordinary Thinking Objective Questions (Electric Flux and Gauss.s Law)|28 Videos

  • ELECTRONICS

    ERRORLESS |Exercise Selv Evaluation Test|23 Videos

  • HEATING AND CHEMICAL EFFECT OF CURRENT

    ERRORLESS |Exercise Self Evaluation Test|14 Videos

Similar Questions

Explore conceptually related problems

Two positive point charges 15 muC and 10 muC are 30 cm apart. Calculate the work done in bringing them closer to each other by 15 cm.

Two positive point charges of 0.2 muC and 0.01 muC are placed 10 cm apart. Calculate the work done in reducing the distance to 5 cm.

Two positive point charges of 12 and 5 microcoulombs, are placed 10 cm apart in air. The work needed to bring them 4 cm closer is

Two charges of 5muC and 20muC are placed 20 cm apart. Calculate the work done in bringing the charges closer to 15 cm apart.

Two positive charges of 1mu C and 2 mu C are placed 1 metre apart. The value of electric field in N/C at the middle point of the line joining the charge will be :

Two point charges of 20 mu C and 80 muC are 10 cm apart where will the electric field strength be zero on the line joining the charges from 20 mu C charge

Two point charge - 5 mu C and + 3 mu C are placed 64 cm apart. At what points on the line joining the two charges is the electric potential zero. Assume the potential at infinity to be zero.

Two point charges - 5 mu C and + 3 muC are placed 64 cm apart . At what points on the line joining the two charges is the electric potential zero ? (Assume the potential at infinity to be zero) .

Two point charges 2 mu C and 8 mu C areplaced 12 cm apart. Find the position of the point where the electric field intensity will be zero.

Two point charges 2 mu C and 8 mu C are placed 12 cm apart. Find the position of the point where the electric field intensity will be zero.

ERRORLESS -ELECTROSTATICS -Ordinary Thinking Objective Questions (Electric Field and Potential)
  1. find the electric field strength due to a point charge of 5 muC at a d...

    Text Solution

    |

  2. Ten electrons are qually spaced and fixed around a circle of radius R....

    Text Solution

    |

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

    Text Solution

    |

  4. Three identical points charges, as shown are placed at the vertices of...

    Text Solution

    |

  5. The displacement of a chrage Q in the electric field E = e(1)hati + ...

    Text Solution

    |

  6. The potential at a point, due to a positive charge of 100 mu C at a di...

    Text Solution

    |

  7. A non-conducting solid sphere of radius R is uniformly charged. The ma...

    Text Solution

    |

  8. Two charges +5mu C and +10 mu C are placed 20 cm apart. The net electr...

    Text Solution

    |

  9. Which of the following is deflected by electric field ?

    Text Solution

    |

  10. As shown in the figure, charges and are placed at the vertices a...

    Text Solution

    |

  11. Consider the points lying on a straight line joining two fixed opposit...

    Text Solution

    |

  12. A charged particle of mass 5 xx 10^(-5) kg is held stationary in space...

    Text Solution

    |

  13. Three charges Q, +q and +q are placed at the vertices of a right-angle...

    Text Solution

    |

  14. Two electric charges 12 mu C and -6 mu C are placed 20 cm apart in air...

    Text Solution

    |

  15. In the given figure distance of the point from A where the electric fi...

    Text Solution

    |

  16. Figures below show regular hexagons, with charges at the vertices. In ...

    Text Solution

    |

  17. An electron is moving towards x-axis. An electric field is along y-dir...

    Text Solution

    |

  18. An electron enters in an electric field with its velocity in the direc...

    Text Solution

    |

  19. An electron of mass m and charge e is accelerated from rest through a ...

    Text Solution

    |

  20. The radius of a soap bubble whose potential is 16V is doubled. The new...

    Text Solution

    |