Home
Class 12
PHYSICS
The resistance in the left gap of a metr...

The resistance in the left gap of a metre bridge is `10Omega` and the balance point is 40 cm form the left end. Calculate the value of the unknown resistance.

Promotional Banner

Topper's Solved these Questions

  • ELECTRICAL MEASUREMENTS

    MODERN PUBLICATION|Exercise EXERCISE|44 Videos
  • ELECTRIC POTENTIAL

    MODERN PUBLICATION|Exercise EXERCISE|38 Videos
  • ELECTROMAGNETIC INDUCTION

    MODERN PUBLICATION|Exercise EXERCISE|146 Videos

Similar Questions

Explore conceptually related problems

The resistance in the left gap of a metre bridge is 10Omega and the balance point is 40 cm from the left end. Calculate the value of unknown resistance.

In a metre bridge, the balancing length form the left end is focused to be 20 cm. The value of the unknown reistance is

Two parallel resistors of 5 ohm nd 20 ohm are connected in left arm of a metre bridge. If the null point is at 40 cm from left end of the wire, calculate the value of resistance connected in right arm.

Two resistances are connected in the two gaps of a meter bridge. The balance point is 20 cm from the zero end. When a resistance 15 Omega is connected in series with the smaller of two resistance, the null point shifts to 40 cm. The smaller of the two resistance has the value.

In a meter bridge when the resistance in the left gap is 2 Omega and an unknown resistance in the right gap the balance point is obtained at 40 cm from the zero end. On shunting the unknown resistance with 2 Omega , find the shift of the balance point on the bridge wire

When an unknown resistance and a resistance of 4Omega are connected in the left and right gaps of a meterbridge, the balance point is obtained at 50 cm. the shift in the balance point if a 4Omega resistance is now connected in parallel to the resistance in the right gap is

With two resistance R_1 and R_2 (>R_1) in the two gaps of a metre bridge the balance was found to be 1/3 m from the zero end. When a 6 Omega resistance is connected in series with the smaller of the two resistance, the point is shifted to 2/3 m from the same end, then R_1 and R_2 Find the resistance of the two wires.

A wire connected in the left gap of a meter bridge balance a 10Omega r esistance in the right gap to a point, which divides the bridge wire in the ratio 3:2. If the length of the wire is 1m. Calculate the length of one ohm wire.

MODERN PUBLICATION-ELECTRICAL MEASUREMENTS-EXERCISE
  1. The resistance in the left gap of a metre bridge is 10Omega and the ba...

    Text Solution

    |

  2. State and explain Kirchhoff's laws.

    Text Solution

    |

  3. State and explain Kirchhoff's laws.

    Text Solution

    |

  4. State and explain Kirchhoff's laws.

    Text Solution

    |

  5. Derieve condition of a balanced wheatstone's bridge.

    Text Solution

    |

  6. Using Kirchoff's law, derive the condition for the balance of a Wheats...

    Text Solution

    |

  7. Using Kirchoff's law, derive the condition for the balance of a Wheats...

    Text Solution

    |

  8. State Wheatstone bridge principle. Use kirchoff'slaws to obtain the re...

    Text Solution

    |

  9. State Wheatstone bridge principle. Use kirchoff'slaws to obtain the re...

    Text Solution

    |

  10. Draw the circuit diagram of Wheatstone bridge. Under what condtion, no...

    Text Solution

    |

  11. Draw the circuit diagram of Wheatstone bridge. Under what condtion, no...

    Text Solution

    |

  12. With help of circuit diagram, explain how a meter bridge can be used t...

    Text Solution

    |

  13. Explain the principle of Wheatstone bridge for determining and unknown...

    Text Solution

    |

  14. What is a slide wire bridge? How can you find unknown resistance by it...

    Text Solution

    |

  15. With help of circuit diagram, explain how a meter bridge can be used t...

    Text Solution

    |

  16. Draw a circuit diagram for determining the unknown resistance R using ...

    Text Solution

    |

  17. Draw a circuit diagram of a meter bridge and write the necessary mathe...

    Text Solution

    |

  18. Draw a cricuit diagram of a metre bridge arranged to find the value of...

    Text Solution

    |

  19. Draw a cricuit diagram of a metre bridge arranged to find the value of...

    Text Solution

    |

  20. Draw a neatly labelled diagram of a potentionmeter and explain its pri...

    Text Solution

    |

  21. Explain the principle on which the working of a potentiometer is based...

    Text Solution

    |