Home
Class 12
PHYSICS
Four resistors A, and D form a Wheatston...

Four resistors A, and D form a Wheatstone bridge.
The bridge is balanced , when C = `100Omega` If A and B are interchanged the bridge balances for `C=121Omega`. The value of D is

A

`100Omega`

B

`200Omega`

C

`300Omega`

D

`110Omega`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise EXERCISE - III|73 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise EXERCISE - IB|44 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise PRACTICE EXERCISEX|44 Videos
AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - II
  1. The electric current 'i' in the given circuit is

    Text Solution

    |

  2. Resistances P,Q,R,S of values 2,3,2,4 form a wheat stone bridge the re...

    Text Solution

    |

  3. Four resistors A, and D form a Wheatstone bridge. The bridge is bala...

    Text Solution

    |

  4. In the circuit shown in the figure, the value of Resistance X, when po...

    Text Solution

    |

  5. In the circuit shown, if a conducting wire is connected between points...

    Text Solution

    |

  6. The resistances of the four arms P,Q,R and S in a Wheatstone's bridge ...

    Text Solution

    |

  7. The balancing point in a meter bridge is 44 cm. If the resistances in ...

    Text Solution

    |

  8. A 6Omega resistance is connected in the left gap of a meter bridge. In...

    Text Solution

    |

  9. Two equal resistances are connected in the gaps of a metre bridge. If ...

    Text Solution

    |

  10. When un known resistance and a resistance of 4Omega are used in the le...

    Text Solution

    |

  11. Two unknown resistances x and y are connected in the left and right ga...

    Text Solution

    |

  12. When two resistances (50)/(3)Omega and unknown resistance are connecte...

    Text Solution

    |

  13. In a meter bridge experiment Two unknown resistances X and Y are conne...

    Text Solution

    |

  14. The emf of a battery A is balanced by a length of 80cm on a potentio m...

    Text Solution

    |

  15. The balancing lengths of potentiometer wire are 800 cm and 600cm when ...

    Text Solution

    |

  16. The ratio of potential gradients is 1:2, the resistance of two potenti...

    Text Solution

    |

  17. When 6 identical cells of no internal resistance are connected in seri...

    Text Solution

    |

  18. The balancing length for a cell is 560cm in a potentiometer experiment...

    Text Solution

    |

  19. The resistivity of a potentiometer wire is, if the area of cross secti...

    Text Solution

    |

  20. A potentiomete wire of 10m length and 20 Ohm resistance is connected i...

    Text Solution

    |