Home
Class 12
PHYSICS
Assertion : Higher the range, greater is...

Assertion : Higher the range, greater is the resistance of ammeter.
Reason : To increase the range of ammeter, additional shunt needs to be used across it.

A

Both (A) & (R ) are true and (R ) is correct explanation of (A )

B

Both (A) & (R ) are true , and (R ) is not correct explanation of (A )

C

(A ) is true , but (R ) is false

D

(A) is false and (R ) is also false

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2022 TERM 1 SET 1

    XII BOARDS PREVIOUS YEAR|Exercise SECTION-C|6 Videos
  • QUESTION PAPER 2022 TERM 1 SET 1

    XII BOARDS PREVIOUS YEAR|Exercise SECTION-C|6 Videos
  • QUESTION PAPER 2022 SET - 5

    XII BOARDS PREVIOUS YEAR|Exercise SECTION-C (CASE STUDY)|5 Videos
  • QUESTION PAPER 2022 TERM 1 SET 2

    XII BOARDS PREVIOUS YEAR|Exercise SECTION C|6 Videos

Similar Questions

Explore conceptually related problems

This questions has Statement I and Statement II. Of the four choices given after the Statements, choose the one that best describes into two Statements. Statement-I : Higher the range, greater is the resistance of ammeter. Statement- II : To increase the range of ammeter, additional shunt needs to be used across it.

The range of ammeter can be increased by

To increase the range of an ammeter, we need to connect a suitable

Assertion : Resistance of an ammeter is less than the resistance of a milliammeter. Reason : Value of shunt required in case of ammeter is more than a milliammeter.

Can we increase or decrease the range of a given ammeter?

The function of shunt resistance in ammeter is

The resistance of 1 A ammeter is 0.018 Omega . To convert it into 10 A ammeter, the shunt resistance required will be

An ammeter reads upto 1 ampere. Its internal resistance is 0.81 ohm. To increase the range to 10 A the value of the required shunt is

XII BOARDS PREVIOUS YEAR-QUESTION PAPER 2022 TERM 1 SET 1-SECTION-B
  1. A straight conducting rod of length l and mass m is suspended in a ho...

    Text Solution

    |

  2. A constant current I is maintained in a solenoid. Which of lthe follo...

    Text Solution

    |

  3. As the frequency of an ac circuit increases, the current first increas...

    Text Solution

    |

  4. If n, e, tau, m, are representing electron density charge, relaxation ...

    Text Solution

    |

  5. A proton and an alpha particle move in circular orbits in a uniform ma...

    Text Solution

    |

  6. A coil of area 100 cm^(2) is kept and angle of 30^(@) with a magnetic...

    Text Solution

    |

  7. A 15 Omega resistor , an 80 mH inductor and a capacitor of capacitanc...

    Text Solution

    |

  8. Four objects W, X, Y and Z each with charge +q are held fixed at four ...

    Text Solution

    |

  9. Two sources of equal emf are connected to an external resistance R. Th...

    Text Solution

    |

  10. Which of the following statements is correct?

    Text Solution

    |

  11. The equivalent resistance between A and B of the network shown in figu...

    Text Solution

    |

  12. A bar magnet has magnetic dipole moment vecM. Its initial position is ...

    Text Solution

    |

  13. Two charges 14 muC and -4 muC are placed at (-12 cm, 0, 0) and (12 cm,...

    Text Solution

    |

  14. A 300 Omega resistor and a capacitor of (25/pi)muF are connected in se...

    Text Solution

    |

  15. The core of a transformer is laminated to reduce

    Text Solution

    |

  16. Assertion (A) : A negative charge in an electric field moves along the...

    Text Solution

    |

  17. Assertion : We cannot make a magnet with only one pole. Reason : Ma...

    Text Solution

    |

  18. Assertion: When radius of circular loop carrying current is doubled, i...

    Text Solution

    |

  19. Assertion : Higher the range, greater is the resistance of ammeter. ...

    Text Solution

    |

  20. Assertion (A) : A step - up transformer cannot be used as a step- down...

    Text Solution

    |