Home
Class 12
PHYSICS
Three charges each equal to +4nC are pla...

Three charges each equal to +4nC are placed at the three comers of a square of side 2 cm. Find the electric field at the fourth corner.

Promotional Banner

Topper's Solved these Questions

  • 2018 Solved Paper 3

    OSWAAL PUBLICATION|Exercise Exercise|37 Videos

  • 2018 Solved Paper II

    OSWAAL PUBLICATION|Exercise Exercise|36 Videos

Similar Questions

Explore conceptually related problems

Three point charges 3 nC , 6 nC and 9 nC are placed at the corners of an equilateral triangle of side 0.1 m . The potential energy of the system is

Charges 2mC, 4mC and 6mC are placed at the three corners A, B and C respectively of a square ABCD of side x metre. Find, what charge must be placed at the fourth corner so that the total potential at the centre of the square is zero.

Charges 5mC, 4inC and 6mC are placed at the three corners A, B and C respectively of a square ABCD of side X metre. Find, what charge must be places at the fourth corner so that the total potential at the centre of the square is zero.

OSWAAL PUBLICATION-2018 Solved Paper 4-Exercise
  1. Write any two characteristics of nuclear forces.

    Text Solution

    |

  2. Mention any three properties of an electric charge.

    Text Solution

    |

  3. State Ampere's circuital law . Using it, derive the expression for mag...

    Text Solution

    |

  4. What is hysterisis? Define the terms 'coercivity' and 'retentivity' of...

    Text Solution

    |

  5. Arrive at Snell's law of refraction, using Huygen's principle for refr...

    Text Solution

    |

  6. Writer Bohr's postulates for the hydrogen atom model.

    Text Solution

    |

  7. Derive an expression for the half-life of a radio active nuclide.

    Text Solution

    |

  8. Distinguish between p type and n type semiconductors

    Text Solution

    |

  9. Draw the block diagram of generalised communication system.

    Text Solution

    |

  10. Define electric potential due to a point charge and arrive at the exp...

    Text Solution

    |

  11. Obtain an expression for the equivalent emf and internal resistance of...

    Text Solution

    |

  12. Derive the expression for magnetic field at a point on the axis of a c...

    Text Solution

    |

  13. Obtain an expression for the impedance of a series LCR circuit. (using...

    Text Solution

    |

  14. Deduce the relation between n,u,v, Q, R for refraction at a spherical ...

    Text Solution

    |

  15. What is a rectifier ? With suitable circuit describe the action of a f...

    Text Solution

    |

  16. Three charges each equal to +4nC are placed at the three comers of a s...

    Text Solution

    |

  17. 100 mg mass of nichrome metal is drawn into a wire of area of cross-se...

    Text Solution

    |

  18. A circular coil of radius 10cm and 25 turns is rotated about its verti...

    Text Solution

    |

  19. In Young's double slit experiment the slits are separated by 0.28mm an...

    Text Solution

    |

  20. Light of frequency 8.41xx10^(14)Hz is incident on a metal surface. Ele...

    Text Solution

    |