Home
Class 12
PHYSICS
Twelve wires of equal length and same cr...

Twelve wires of equal length and same cross-section are connected in the form of a cube. If the resistance of each of the wires is R, and the effective resistance between the two diagonal ends is `R_(e)`, then the ratio `R/R_(e)` is equal to __.

Text Solution

Verified by Experts

The correct Answer is:
A, B
The given circuit can be simplified as follows
All three points B have same potential and all three points C have same potential.
Promotional Banner

Topper's Solved these Questions

  • JEE MAIN REVISION TEST -14

    VMC MODULES ENGLISH|Exercise PHYSICS (SECTON 2)|5 Videos

  • JEE MAIN REVISION TEST 11 (2020)

    VMC MODULES ENGLISH|Exercise PHYSICS (SECTION - 2)|5 Videos

Similar Questions

Explore conceptually related problems

If resistance of each resistor is R then the effective resistance between A&B of the shown network is:

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

Twelve wires of equal resistacne R are connected to form a cube . The effective resistance between two diagonal ends A and E will be .

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

Calculate effective resistance between A and B if each resistance is R.

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?

Four wires of equal length and of resistance 5ohm each are connected in the form of a square. The equivalent resistance between the diagonally opposite corners of the square is

If the resistance of potentiometer wire is 15r then calculate the balance length l

Thirteen resistors each of resistance R are connected in the circuit as shown . The effective resistance between A and B is

In the circuit shown in figure resistance of each wire is r. Net resistance across

VMC MODULES ENGLISH-JEE MAIN REVISION TEST -17 (2020)-PHYSICS
  1. In the figure shown a charge q moving with a velocity v along the x-a...

    Text Solution

    |

  2. Capacity of an isolated sphere is increased n times when it is enclose...

    Text Solution

    |

  3. Two non-conducting infinite plane sheets having charges distributed on...

    Text Solution

    |

  4. A rod of length L lies along the x-axis with its left end at the origi...

    Text Solution

    |

  5. In the following circuit a 10 m long potentiometer wire with resistanc...

    Text Solution

    |

  6. If E and B represent electric and magnetic field vectors of the electr...

    Text Solution

    |

  7. In a single slit diffraction experiment first minima for lambda1 = 660...

    Text Solution

    |

  8. A semi cylindrical shell with negligible thickness oscillates without ...

    Text Solution

    |

  9. The S-shaped unifrom wire shown in figure has a mass M, and the radius...

    Text Solution

    |

  10. The unit vectors hati, hatj and hatk are as shown below. What will be ...

    Text Solution

    |

  11. While measuring length of an object it was observed that the zero of t...

    Text Solution

    |

  12. A given LCR series circuit satisfes the condition for resonance with a...

    Text Solution

    |

  13. A ball is thrown vertically upwards. Which of the following plots repr...

    Text Solution

    |

  14. A thermodynamic process is shown in Fig. The pressures and volumes cor...

    Text Solution

    |

  15. The period of a satellite in a circular orbit of radius R is T. What i...

    Text Solution

    |

  16. A neutron makes a head-on elastic collision with a stationary deuteron...

    Text Solution

    |

  17. Twelve wires of equal length and same cross-section are connected in t...

    Text Solution

    |

  18. Unpolarised light of intensity 32 Wm^(-2) passes through three polaris...

    Text Solution

    |

  19. In the given circuit, the current through the resistor 2kOmega ismA.

    Text Solution

    |

  20. A pipe opened at both ends prpduces a note of frequency f(1). When the...

    Text Solution

    |