Home
Class 12
PHYSICS
Three equal charges q1 ,q2 ,q3 are plac...

Three equal charges `q_1 ,q_2 ,q_3` are placed at the three corners ABC of a square ABCD. If the force between the charges at A and B (on `q_1 and q_2`) is `F_(12)` and that between A and C is `F_(13)` then the ratio of magnitudes `F_(12)` and `F_(13)` is

A

`1//2`

B

`2`

C

`(1)/( 1//sqrt(2))`

D

`sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (ELECTRIC POTENTIAL & CAPACITANCE )|143 Videos

  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (CUTTENT ELECTRICITY )|108 Videos

  • ALTERNATING CURRENT

    AAKASH SERIES|Exercise EXERCISE - III|39 Videos

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise LAW OF MOTION|91 Videos

Similar Questions

Explore conceptually related problems

Three equal charges are placed at the three corners ABC of a square ABCD. If the force between the charges at A&B ("on" q_(1) and q_(2)) is F_(12) and that between q_(1) and q_(3) is F_(13) the ratio of magnitudes F_(12)//F_(13) is _____

Equal charges q are placed at the four corners A B C D of a square of length a. The mangniture of the force on the charge at B will be

AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (MOVING CHANGES & MEGNETISM)
  1. Three equal charges q1 ,q2 ,q3 are placed at the three corners ABC of...

    Text Solution

    |

  2. A proton, a deuteron and an alpha particle having same momentum enter...

    Text Solution

    |

  3. A particle of mass 'm' and charge 'q' moves with a constant velocity '...

    Text Solution

    |

  4. An electron accelerated through a potential difference 'V' passes thro...

    Text Solution

    |

  5. A 2 MeV proton is moving perpendicular to a uniform magnetic field of ...

    Text Solution

    |

  6. A charged particle of charge 4 mC enters a uniform magnetic field of i...

    Text Solution

    |

  7. An electron beam in a TV picture tube is accelerated through a potenti...

    Text Solution

    |

  8. When two electrons enter into a magnetic field with different velociti...

    Text Solution

    |

  9. A charged particle is accelerated through a potential difference of 12...

    Text Solution

    |

  10. A particle of charge q and mass m is projected with kinetic energy K. ...

    Text Solution

    |

  11. A charged particle with velocity vec(upsilon) = x hati+y hatj moves ...

    Text Solution

    |

  12. The radius of the dees of a cyclotron is 60cm and the magnetic field a...

    Text Solution

    |

  13. A semi circular current loop is placed in an uniform magnetic field of...

    Text Solution

    |

  14. A straight wire of length 30cm and mass 60 mg lies in a direction 30° ...

    Text Solution

    |

  15. A metal wire of mass 10 gm and length 10cm is placed on a smooth incli...

    Text Solution

    |

  16. A straight horizontal wire of mass 10 mg and length 1m carries a curre...

    Text Solution

    |

  17. A conductor of length 20cm and mass 18 mg lies in a direction of 60^@ ...

    Text Solution

    |

  18. A parabolic section of wire, as shown in figure is located in the X-Y ...

    Text Solution

    |

  19. A thin flexible wire of length L is connected to two adjacent fixed po...

    Text Solution

    |

  20. A current I flows in an infinitely long wire with cross section in the...

    Text Solution

    |

  21. A current of 2A flows in a network containing two equilateral triangle...

    Text Solution

    |