Home
Class 12
PHYSICS
Three charges Q, +q and +q are placed at...

Three charges Q, +q and +q are placed at the vertices of a right angle triangle (isosceles triangle) as shown. If the net electrostatic potential energy of the configuration is zero, value of Q is

A

`(+q)/( 2 + sqrt(2))`

B

`(-q)/(2 + sqrt(2))`

C

`( +2q)/( 2 + sqrt(2))`

D

`(-2q)/( 2 + sqrt(2))`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • APPENDICES ( REVISION EXERCISE )

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

  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (MOVING CHANGES & MEGNETISM)|95 Videos

  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (MOVING CHANGES & MEGNETISM)|95 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

Consider the charge q, q and -q placed at the vertices of an equilateral triangle, as shown in fig. What is the force on each charge?

Three electric charges q, q and - 2q are placed at the three corners of an equilateral triangle of side l. The magnitude of electric dipolemoment of the system of three particiles is :

Three positive charges of equal value q are placed at vertices of an equilateral triangle. The resulting lines of force should be sketched as in

AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (ELECTRIC POTENTIAL & CAPACITANCE )
  1. If identical charges (-q) are placed at each corner of a cube of side ...

    Text Solution

    |

  2. A charged sphere of radius 0.02 m has charge density of 1 cm-2. The wo...

    Text Solution

    |

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

    Text Solution

    |

  4. A non conducting ring of radius 0.5 m has charge of 1.11 xx 10^(-10) C...

    Text Solution

    |

  5. The radii of two charged metal spheres are 5 cm and 10 cm both having ...

    Text Solution

    |

  6. A parallel plate condenser of capacity 5mu F is kept connected to a b...

    Text Solution

    |

  7. The time in seconds required to produce a potential difference of 20V ...

    Text Solution

    |

  8. The plates of a parallel plate condenser are being moved away with vel...

    Text Solution

    |

  9. A parallel plate capacitor (condenser) has a certain capacitance (capa...

    Text Solution

    |

  10. A capacitor of capacitance 10mu F is charged to a potential of 50V wit...

    Text Solution

    |

  11. A parallel plate capacitor has a capacity 80 xx 10^(-6) F when air is ...

    Text Solution

    |

  12. Two condensers of capacities C and 3C are connected in parallel and th...

    Text Solution

    |

  13. Three capacitances, each of 3 mu F , are provided. These cannot be com...

    Text Solution

    |

  14. To establish an instantaneous current of 2 A through a 1 mu F capacito...

    Text Solution

    |

  15. The equivalent capacity between A and B in the given circuit is (C1 =...

    Text Solution

    |

  16. An infinite number of identical capacitors each of capacity I mF are c...

    Text Solution

    |

  17. In the circuit, all capacitor are identical, each of capacity 2 mu F a...

    Text Solution

    |

  18. A capacitor is filled with two dielectrics of the same dimensions but ...

    Text Solution

    |

  19. Two identical condensers M and N are connected in series with a batter...

    Text Solution

    |

  20. Two parallel plate capacitors C and 2C are connected in parallel and c...

    Text Solution

    |