Home
Class 12
PHYSICS
A ferromagnetic material is placed in an...

A ferromagnetic material is placed in an external magnetic field. The magnetic domains

A

decrease only

B

increases only

C

some increase while other decrease

D

remains unchanged

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 38

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 40

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

When a ferromagnetic material is placed in a strong external magnetic field, its domain size

Depict the behaviour of magnetic field lines when (i) diamagnetic and (ii) a paramagnetic material is placed in an external magnetic field. Mention briefly the properties of these materials which explain this distinguishing behaviour.

Ferromagnetic solids are……. By an external magnetic field

On applying an external magnetic field , to a ferromagnetic substance domains

A small flat coil carrying current has magnetic moment mu . It is placed in an external magnetic field B . The maximum potential energy of the system can be

Explain the following: Why are the field lines repelled (expelled) when a diamagnetic material is placed in an external uniform magnetic field?

What happens in domain of ferromagnetic material is placed in external magnetic field

NTA MOCK TESTS-NTA NEET SET 39-PHYSICS
  1. Infinite blocks each of mass M are placed along a straight line with a...

    Text Solution

    |

  2. A semicircular wedge of mass M is placed on a horizontal floor. A man ...

    Text Solution

    |

  3. A ferromagnetic material is placed in an external magnetic field. The ...

    Text Solution

    |

  4. In the circuit diagram shown below , the magnitude and direction of th...

    Text Solution

    |

  5. If each resistance r is along the 12 edges of a cubical skeleton of un...

    Text Solution

    |

  6. A transformer having effieciency of 90% is working on 200 V and 3kW po...

    Text Solution

    |

  7. A magnet N-S is suspended from a spring and when it oscillates, the ma...

    Text Solution

    |

  8. The equivalent capacitance between the points A and B is

    Text Solution

    |

  9. An electric dipole of length 2cm is placed with its axis making an ...

    Text Solution

    |

  10. The escape Velocity from the earth is 11.2 Km//s. The escape Velocity ...

    Text Solution

    |

  11. Two satellites are in the parking orbits around the earth. Mass of one...

    Text Solution

    |

  12. A very small hole in an electric furnace is used for heating metals. T...

    Text Solution

    |

  13. A gas is at 1 atm pressure with a volume 800 cm^(3). When 100 J of hea...

    Text Solution

    |

  14. Which one of the following statement is true, in respect of the usual ...

    Text Solution

    |

  15. Two particles , each of mass m and charge q, are attached to the two ...

    Text Solution

    |

  16. A loop ABCD has current I = 10 A , as shown in the figure . AD and BC ...

    Text Solution

    |

  17. A rod of length l is pivoted smoothly at O is resting on a block of he...

    Text Solution

    |

  18. A ray of light travelling in the direction 1/2 (hati+sqrt(3)hatj) is i...

    Text Solution

    |

  19. A uniform sphere of weight W and radius 3 m is being held by a frictio...

    Text Solution

    |

  20. A block of mass m is in contact with the cart C as shown in The coeffi...

    Text Solution

    |