Home
Class 12
PHYSICS
Twelve equal wires each of resistance r...

Twelve equal wires each of resistance `r Omega` form a cube. The effective resistance between the corners of the same edge of the cube is

Text Solution

Verified by Experts

The correct Answer is:
`3.5Omega`
Promotional Banner

Topper's Solved these Questions

  • ELECTRICAL INSTRUMENTS

    SL ARORA|Exercise Problem From competitive examinations|11 Videos

  • ELECTRIC POTENTIAL AND ELECTRIC FLUX

    SL ARORA|Exercise Problems for self practive|61 Videos

  • ELECTROMAGNETIC INDUCTION

    SL ARORA|Exercise All Questions|108 Videos

Similar Questions

Explore conceptually related problems

Twelve wires, each of resistance 6Omega are connected to form a cube. The effective resistance between two diagonally opposite corners of the cube is

Six wires each of resistance r form a tetrahedron. The equivalent resistance between corners 1-2 and 1-3 are respectively

A wire of resistance 4R is bent in the form of a circle. What is the effective resistance between the ends of the diameter?

A wire of resistance 6R is bent in the form of a circle. What is the effective resistance between the ends of the diameter?

Eleven equal wires each of resistance r form the edges of a incomplete cube. Find the total resistance from one end of the vacant edge of the cube to the other.

A wire of resistance 8R is bent in the form of a circle. What is the effective resistance between the ends of a diameter AB?

Twelve resistors of equal value R are connected in the form of a cube. Effective resistance between diagonals of the cube is

SL ARORA-ELECTRICAL INSTRUMENTS-Problem for self practice
  1. The terminals of a battery of emf 3 V and internal resistance 2.5Omega...

    Text Solution

    |

  2. Twelve identical wires each of resistance 6 Omega are arranged to from...

    Text Solution

    |

  3. Twelve equal wires each of resistance r Omega form a cube. The effect...

    Text Solution

    |

  4. A galvanometer has a resistance of 49Omega.If 2% of the main current i...

    Text Solution

    |

  5. how will you convert a 1mA full scale deflection meter of resistance 1...

    Text Solution

    |

  6. Calculate the value of resistance needed to convert a galvanometer of ...

    Text Solution

    |

  7. A galvanometer with a coil of resistance 10.0Omega shows full scale de...

    Text Solution

    |

  8. A galvanometer has an internal resistance 1.0Omega. It given maximum d...

    Text Solution

    |

  9. A galvanometer has a resistance of 15.0Omega and the meter shows full ...

    Text Solution

    |

  10. In galvanometer of resistance 20Omega gives a deflection of one divisi...

    Text Solution

    |

  11. In a galvanometer there is a deflection of one divisions per mA. The i...

    Text Solution

    |

  12. A galvanometer of resistanece 40Omega gives a deflection of 5 division...

    Text Solution

    |

  13. It is intended to measure a maximum current of 25 A with an ammeter of...

    Text Solution

    |

  14. A galvanometer has a resistance of 30Omega and a current of 2 mA is ne...

    Text Solution

    |

  15. A galvanometer has a resistance of 100Omega. A difference of potential...

    Text Solution

    |

  16. When a galvanometer having 20 divisions scale and 50Omega resistance i...

    Text Solution

    |

  17. A galvanometer has a sensitivity of 60 division/ampere. When a shunt i...

    Text Solution

    |

  18. A galvanometer of resistance 3663Omega gives full scale deflection for...

    Text Solution

    |

  19. A shunt of 6Omega is connected across a galvanometer of resistance 294...

    Text Solution

    |

  20. A galvanometer is shunted by 1/n th of its resistance. Find the fracti...

    Text Solution

    |