Home
Class 12
PHYSICS
Two identical charges are placed at the ...

Two identical charges are placed at the two corners of an equilateral triangle. The potential energy of the system is U. The work done in bringing an identical charge from infinity to the third vertex is

A

U

B

2U

C

3U

D

zero

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Three charges each 20muC are placed at the corners of an equilateral triangle of side 0.4m The potential energy of the system is

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

Four identical point charges q are placed at four corners of a square of side a. Find the potential energy of the charge system. .

Three charges +q,+q and -q are located at the corners of an equilaterial triangle of side a. Calculate potential energy of the system.

Three equal charges Q are placed at the three corners of an equilateral triangle of side length a. Work done in shifting a charge q from infinity to the centroid of the triangle is

Four identical charges q are placed at the corners of a square of side a. Find the potential energy of one of the charges due to the remaining charges. .

Three point charges 2muC, 3muC and 5muC are placed at the corners of an equilateral triangle of side 200 cm. Calculate the potentail energy of the system.

As shown in the figure, charges and are placed at the vertices and of an isosceles triangle. The potential at the vertex A is

DISHA-ELECTROSTATICS-physics
  1. An electric dipole has the magnitude of its charge as q and its dipole...

    Text Solution

    |

  2. When one electron is taken towards the other electron, then the electr...

    Text Solution

    |

  3. Two identical charges are placed at the two corners of an equilateral ...

    Text Solution

    |

  4. Potential energy of two equal negative point charges 2mC held 1 m apar...

    Text Solution

    |

  5. Four charges + q, –q, + q and –q are put together on four corners of a...

    Text Solution

    |

  6. As shown in figure a dust particle with mass m = 5.0 × 10–9 kg and cha...

    Text Solution

    |

  7. Charges-q , Q, and -q are placed at an equal distance on a straight li...

    Text Solution

    |

  8. When the separation between two charges is increased, the electric po...

    Text Solution

    |

  9. If a positive charge is shifted from a low - potential region to a hig...

    Text Solution

    |

  10. If V and u are electric potential and energy density, respectively, at...

    Text Solution

    |

  11. 7S is a solid neutral conducting sphere. A point charge q of 1 × 10–6 ...

    Text Solution

    |

  12. A proton moves a distance d in a uniform electric field E ®as shown in...

    Text Solution

    |

  13. Three concentric spherical conductors A, B and C of radii R, 2R and 4R...

    Text Solution

    |

  14. Three concentric spherical conductors A, B and C of radii R, 2R and 4R...

    Text Solution

    |

  15. Three concentric spherical conductors A, B and C of radii R, 2R and 4R...

    Text Solution

    |

  16. Statement-1 : No work is done in taking a small positive charge from o...

    Text Solution

    |

  17. Statement-1 : Electric potential of earth is taken to be zero as a ref...

    Text Solution

    |

  18. 4Statement - 1 : The electric potential and the electric field intensi...

    Text Solution

    |

  19. A parallel plate capacitor is charged to a potential difference of 50V...

    Text Solution

    |

  20. Five identical capacitor paltes, each of area A, are arranged such tha...

    Text Solution

    |