Home
Class 12
PHYSICS
Two point charges of same magnitude and ...

Two point charges of same magnitude and opposite sign are fixed at point a and B. A third small point charge is to be balanced at point P by the electrostatic force due to these two charges. The point P :

A

lies on the perpendicular bisector of line AB

B

is at mid point of line AB

C

lies to the left of A

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    RESONANCE ENGLISH|Exercise Part- II|20 Videos

  • ELECTROSTATICS

    RESONANCE ENGLISH|Exercise Part - IV|9 Videos

  • ELECTROSTATICS

    RESONANCE ENGLISH|Exercise Part - III|20 Videos

  • ELECTROMAGNETIC INDUCTION

    RESONANCE ENGLISH|Exercise A.l.P|19 Videos

  • EXPERIMENTAL PHYSICS

    RESONANCE ENGLISH|Exercise PART -II|10 Videos

Similar Questions

Explore conceptually related problems

Two point charges of different magnitudes and of opposite signs are separated by some distance. There can be.

Two positive point charges of unequal magnitude are placed at a certain distance apart. A small positive test charge is placed at null point, then

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 fixed point charges +4e and +e units are separated by a distance a. Where should a third point charge be placed for it to be in equilibrium?

An electric dipole consists of two charges of equal magnitude and opposite sign separately by a distance 2a. The dipole is along the X-axis and is centred at the origin (i) Calculate the electric potential at point P (ii) Calculate V at a point far from the dipole.

Two charges each having magnitude q and same polarity are fixed some distance apart.A point charge Q is kept on exactly middle of the line joining the two charges.Then equilibrium of Q is

An electric dipole consists of two charges of equal magnitude and opposite sign saperated by a distance 2 a as shown in figure . The dipole is along the x axis and is centered at the origin (A) Calculate the electric potential at point P . (B ) Calculate V at a point far from the dipole .

A positive point charge +Q is fixed in space .A negative point charge -q of mass m revolves around a fixed charge in elliptical orbits .The fixed charge +Q is at one focus of the ellipse.The only force acting on negative charge is the electrostatic force due to positive charge is the electrostatic force due to positive charge.Then which of the following statement is true

The work done in carrying a point charge form one point to another in an electrostatic field depends on the path along which the point charge is carried.

A point charge +Q is placed at the centroid of an equilateral triangle. When a second charge +Q is placed at a vertex of the triangle, the magnitude of the electrostatic force on the central charge is 8 N. The magnitude of the net force on the central charge when a third charge +Q is placed at another vertex of the triangle is

RESONANCE ENGLISH-ELECTROSTATICS-Exercise - 2 Part - I
  1. Calculate the electric potential at the center of a square of side sq...

    Text Solution

    |

  2. Five balls numbered 1,2,3,4,and 5 are suspended using separated thread...

    Text Solution

    |

  3. Two point charges of same magnitude and opposite sign are fixed at poi...

    Text Solution

    |

  4. Two point charges a and b whose magnitude are same, positioned at a ce...

    Text Solution

    |

  5. A sphere of radius R has a uniform distribution of electric charge in...

    Text Solution

    |

  6. A charged particle is shot with speed V towards another ifxed charged...

    Text Solution

    |

  7. For an infinite line of charge having linear charge density lambda lyi...

    Text Solution

    |

  8. Two short electric dipole are placed as shown. The energy of electric ...

    Text Solution

    |

  9. A charge q is placed at the centre of the cubical vessel (with one fac...

    Text Solution

    |

  10. Electric field intensity at a point due to an infinite sheet of charge...

    Text Solution

    |

  11. A dipole having dipole moment p is placed in front of a solid uncharge...

    Text Solution

    |

  12. The net charge given to an isolated conducting solid sphere :

    Text Solution

    |

  13. The net charge given to an isolated conducting solid sphere :

    Text Solution

    |

  14. A charge Q is kept at the centre of a conducting sphere of inner radiu...

    Text Solution

    |

  15. Two uniformly charged non-conducting hemispherical shells each having ...

    Text Solution

    |

  16. A solid metallic sphere has a charge +3Q. Concentric with this sphere ...

    Text Solution

    |

  17. A charge 'q' is placed at the centre of a conducting spherical shell o...

    Text Solution

    |

  18. In the above question, if Q' is removed then which option is correct :

    Text Solution

    |

  19. Two identical charged spheres suspended from a common point by two mas...

    Text Solution

    |

  20. Acidified water from certain reservoir kept at a potential V falls in ...

    Text Solution

    |