Home
Class 12
PHYSICS
Assertion : In metre bridge experiment, ...

Assertion : In metre bridge experiment, a high resistance is always connected in series with a galvanometer.
Reason : As resistance increases, current through the circuit increases,

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion

C

If assertion is true but reason is false

D

If the assertion and reason both are false

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    ERRORLESS |Exercise Kirchhoff s Law, cells|8 Videos

  • CURRENT ELECTRICITY

    ERRORLESS |Exercise Different Measuring Instruments|1 Videos

  • COMMUNICATION SYSTEM

    ERRORLESS |Exercise S E T|14 Videos

  • ELECTRO MAGNETIC INDUCTION

    ERRORLESS |Exercise SET|20 Videos

Similar Questions

Explore conceptually related problems

Assertion (A): A high resistance is connected in series with the galvanometer of meter bridge. Reason (R ): As resistance increases, the current also increases.

The function of high resistance connected in series with the galvanometer in voltmeter is

The series combination of galvanometer and high resistance is called as

When a high resistance 'R' is connected in series with a volmeter of resistance 'G' , the range of the volmeter increases 5 times. Then G : R will be

A resistance of 2 Omega is connected in parallel to a galvanometer of resistance 48 Omega . The fraction of the total current passing through the resistance of 2 Omega is

The resistance of each arm of the wheat stone bridge is 10Omega . A resistance of 10Omega is connected in series with galvanometer then the equivalent resistance across the battery will be:-

Assertion: When wheatstone bridge is balanced then current through cell depends on resistance of galvanometer. Reason: At balancec condition current through galvanometer is very high.

Rahul connected the two wires in series and observe that total resistance increases. Justify.

In a metre bridge experiment l_(x) and l_(r) are the balancing lengths and R is known resistance then unkown, resistance is given by

Assertion : An ammeter is always connected in series whereas a voltmeter is connected in parallel. Reason : An ammeter is a low-resistance galvanometer while a voltmeter is high resistance galvanometer.

ERRORLESS -CURRENT ELECTRICITY-Self Evaluation Test -19
  1. Assertion : In metre bridge experiment, a high resistance is always co...

    Text Solution

    |

  2. Figure 6.51 shows a simple a potentiometer circuit for measuring a sma...

    Text Solution

    |

  3. A car has a fresh storage battery of emf 12 V and internal resistance ...

    Text Solution

    |

  4. If the balance point is obtained at the 35th cm in a metre bridge the ...

    Text Solution

    |

  5. The equivalent resistance across the terminals of source of e.m.f. 24 ...

    Text Solution

    |

  6. In the circuit shown in figure, switch S is initially closed and S i...

    Text Solution

    |

  7. The figure here shows a portion of a circuit. What are the magnitude a...

    Text Solution

    |

  8. A carbon resistor has colour strips as violet, yellow brown and golden...

    Text Solution

    |

  9. A voltmeter of resistance 1000 Omega is connected across a resistance ...

    Text Solution

    |

  10. A beam contains 2 xx 10^(8) doubly charged positive ions per cubic cen...

    Text Solution

    |

  11. In the circuit shown, the reading of ammeter when switch S is open ...

    Text Solution

    |

  12. In the circuit as shown in figure the

    Text Solution

    |

  13. In figure shows a rectangular block with dimensions x , 2 x and 4 x ....

    Text Solution

    |

  14. A battery is connected to a uniform resistance wire AB and B is eart...

    Text Solution

    |

  15. A cylindrical metal wire of length l and cross sections area S , has...

    Text Solution

    |

  16. A potential divider is used to give outputs of 4 V and 8 V from a 12 V...

    Text Solution

    |

  17. Find equivalent resistance between A and B

    Text Solution

    |

  18. Following figures show four situations in which positive and negative ...

    Text Solution

    |

  19. A and B are two square plates of same metal and same thickness but len...

    Text Solution

    |

  20. A moving coil galvanometer is converted into an ammeter reads upto 0.0...

    Text Solution

    |

  21. Two conductors are made of the same material and have the same length....

    Text Solution

    |