Home
Class 12
PHYSICS
Two point charges -q and +q are placed a...

Two point charges -q and +q are placed at a distance of L as shown in the figure. The magnitude of electric field intensity at a distance R (R>>L) varies as:

A

`1/R^2`

B

`1/R^3`

C

`1/R^4`

D

`1/R^6`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • NEET 2021

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise QUESTION|50 Videos
  • NEET 2023

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Question|50 Videos

Similar Questions

Explore conceptually related problems

Electric field intensity at a point varies as r^(-3) for

Four point charges +q,+q,-q and -q are placed on the corners of a square of side length 'a' as shown in the figure. The magnitude of electric field at a point which is at a distance x (gt gt a) from the centre along a line perpendicular to the plane of the square and passing through the centre is

Two charges e and 3e are placed at a distance r. The distance of the point where the electric field intensity will be zero is

Two charge 9e and 3e are placed at a distance r. The distance of the point where the electric field intensity will be zero is :

Charge 2Q and -Q are placed as shown in figure. The point at which electric field intensity is zero will be somewhere

Three point charges -Q, Q and Q are placed on a straight line with distance d between charges as shown. Find the magnitude of the electric field at the point P in the configuration shown which is at a distance a from middle charge Q in the system provided that a gt gt d . Take 2Qd=p .

Charge 2q and -q are placed at (a,0) and (-a, 0) as shown in the figure. The coordinates of the point at which electric field intensity is zero will be (x,0) where

Electric charges -q -q -q and 3q are placed at the corners of a square ABCD of length 1 as shown in figure.The magnitude of electric dipole moment of the system is

Two point charges q and -q are separated by the distance 2l . Find the flux of the electric field strength vector across a circle of radius R .

NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-NEET 2022-Question
  1. Plane angle and solid angle have:

    Text Solution

    |

  2. The angle between the electric lines of force and the equipotential su...

    Text Solution

    |

  3. A spherical bal is dropped in a long column of a viscous liquid. The s...

    Text Solution

    |

  4. When two monochromatic lights of frequency, v and v/2 are incident on ...

    Text Solution

    |

  5. If a soap bubble expands, the pressure inside the bubble:

    Text Solution

    |

  6. Two point charges -q and +q are placed at a distance of L as shown in ...

    Text Solution

    |

  7. The area of a rectanglular field (in m^2) of length 55.3m and breadth ...

    Text Solution

    |

  8. The truth table for the given logic circuit is:

    Text Solution

    |

  9. Given below are two statements: One is labelled as assertion A and the...

    Text Solution

    |

  10. From Ampere's circuital law for a long straight wire of circular cross...

    Text Solution

    |

  11. A series LCR circuit with inductance 10H, capacitance 10 muF, resistan...

    Text Solution

    |

  12. Match List-1 with List-2

    Text Solution

    |

  13. Two pendulum of length 121cm and 100cm start vibrating in phase. At so...

    Text Solution

    |

  14. A big circular coil of 1000 turns and average radius 10m is rotating a...

    Text Solution

    |

  15. A capacitor of capacitance C = 900 pF is charged fully by 100V battery...

    Text Solution

    |

  16. A nucleus of mass number 189 splits into two nuclei having mass number...

    Text Solution

    |

  17. A wheatstone bridge is used to determine the value of unknown resistan...

    Text Solution

    |

  18. If the intermolecular forces vanish away the volume occupied by the mo...

    Text Solution

    |

  19. A ball is projected with a velocity 10 m/s at an angle of 60^0 with th...

    Text Solution

    |

  20. Two transparent media A and B are separated by a plane boundary. The s...

    Text Solution

    |