Home
Class 12
PHYSICS
Two point charges Q each are placed at ...

Two point charges `Q ` each are placed at `(0,y)` and `(0, -y)` A point charge `q` of the same polarity can move along the x-axis. Then

A

The forceonq is maximuma at `x = +- y//sqrt2`

B

The charge q is in equilibrium at the origin

C

The charge q pe~forrns an oscillatory motion about the origin

D

For any position of q other then origin the force is directed away from origin

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numberical Problems|73 Videos

  • ELECTROSTATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Numerical MCQs Single options Correct|64 Videos

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs|33 Videos

  • GEOMETRICAL OPTICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems|107 Videos

Similar Questions

Explore conceptually related problems

Two point charges (Q each are placed at (0,y) and (0-y) A point charge q of the sme polarity can move along the x-axis. Then

Two identical positive charges Q each are placed on the x axis at point (-a,0) and (a,0) A point charge of magnitude q is placed at the origin. For small displacement along x axis, the charge q executes simple harmonic motion if it is poitive and its time period is T_(1) . if the charge q is negative, it perform oscillations when displaced along y axis. in this case the time period of small oscillations is T_(2). find (T_(1))/(T_(2))

Two point charges q each are fixed at (a,0) and (-a,0). A third charge Q is placed at origin. Electrons potential energy of the system will

Two point charge +-q are placed on the axis at x= -a and x= +-a , as shown in fig. (i) Plot the variation of E along the x-axis. (ii) Plot the variation of E along the y-axis.

Two equal negative charges -q are fixed at points (0, -a) and (0,a) on y-axis. A poistive charge Q is released from rest at point (2a, 0) on the x-axis. The charge Q will

Two equal negative charges are fixed at points and on y-axis. A positive charge Q is released from rest at the point on the x-axis. The charge Q will:

Two point charges of +Q each have been placed at the positions (–a//2, 0, 0) and (a//2, 0, 0) . The locus of the points in YZ plane where –Q charge can be placed such the that total electrostatic potential energy of the system can become equal to zero, is represented by which of the following equations ?

PHYSICS GALAXY - ASHISH ARORA-ELECTROSTATICS-Advance MCQs
  1. In an uniform electric field, when we move from origin to x = Im, the ...

    Text Solution

    |

  2. An electric dipole is placed at the centre of a sphere. Mark the corre...

    Text Solution

    |

  3. Two point charges Q each are placed at (0,y) and (0, -y) A point char...

    Text Solution

    |

  4. Mark the correct options about electric field and Gauss's law in a reg...

    Text Solution

    |

  5. The following figure-I .427 shows a block of mass m suspended from a f...

    Text Solution

    |

  6. Two concentric spherical shells have charges +q and -q as shown in fig...

    Text Solution

    |

  7. An insulating rod of uniform linear charge density A and uniform linea...

    Text Solution

    |

  8. A rod is hinged (free to rotate) ast its centre O as shown in figue. T...

    Text Solution

    |

  9. Figure- shows three spherical shells is separate situations, with each...

    Text Solution

    |

  10. Which of the following quantites do not depend on the choice of zero p...

    Text Solution

    |

  11. A charge q is revolving aroW1d another charge q as shown in a conical ...

    Text Solution

    |

  12. An electric dipole is placed in an electric field generated by a point...

    Text Solution

    |

  13. Two large thin conducting plates with a small gap in between are place...

    Text Solution

    |

  14. The electric potential decreases Wliforrnly from 1 00V to 50V as one m...

    Text Solution

    |

  15. A large insulating thick sheet of thickness 2d is charged with a Wlifo...

    Text Solution

    |

  16. If the flux of the electric field through a closed surface is zero,

    Text Solution

    |

  17. Three non-conducting infinite planar sheets are parallel to the y-z pl...

    Text Solution

    |

  18. An ellipsoidal cavity is carved within a perfect conductor. A positive...

    Text Solution

    |

  19. A positive charge q is fixed at the origin. An electric dipole withe d...

    Text Solution

    |

  20. A positively charged thin metal ring of radius R is fixed in the xy pl...

    Text Solution

    |