Home
Class 12
PHYSICS
The magnetic field lines :...

The magnetic field lines :

A

`vec(V) .vec(B)= 0`

B

`vec(V).vec(B) ne 01`

C

`vec(V).vec(B) gt 0`

D

`vec(V) .vec(B) lt 0`

Text Solution

Verified by Experts

The correct Answer is:
A
As `oint vec(B).vec(d)s = 0 rArr vec(V).vec(B)= 0`
Promotional Banner

Topper's Solved these Questions

  • MAGNETISM

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Earth’s Magnetism)|28 Videos

  • MAGNETISM

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Magnetic Equipments)|21 Videos

  • MAGNETIC EFFECTS OF CURRENT

    ERRORLESS|Exercise ASSERTION & REASON |18 Videos

  • RAY OPTICS

    ERRORLESS|Exercise Assertion & Reason|30 Videos

Similar Questions

Explore conceptually related problems

Correct representation of magnetic field lines are:

What are magnetic field lines? How is the direction of magnetic field at a point determined? Mention two important properties of magnetic field lines.

How are magnetic field lines related to the strength of a magnetic field?

Why are magnetic field lines crowded near the poles of the magnet?

ERRORLESS-MAGNETISM-Assertion and Reason
  1. The magnetic field lines :

    Text Solution

    |

  2. Assertion: We cannot think of magnetic field configuration with three ...

    Text Solution

    |

  3. Assertion: The poles of magnet cannot be separated by breaking into tw...

    Text Solution

    |

  4. Assertion: Basic difference between an electric line and magnetic line...

    Text Solution

    |

  5. Assertion: Magnetic moment of an atoms is due to both, the orbital mot...

    Text Solution

    |

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

    Text Solution

    |

  7. Assertion: If a compass needle be kept at magnetic north pole of the e...

    Text Solution

    |

  8. Assertion: A compass needle when placed on the magnetic north pole of ...

    Text Solution

    |

  9. Assertion : Two short magnets are placed on a cork which floats on wat...

    Text Solution

    |

  10. Assertion: The ferromagnetic substance do not obey Curie's law. Reas...

    Text Solution

    |

  11. Assertion : The properties of paramagnetic and ferromagnetic substan...

    Text Solution

    |

  12. Assertion: Soft iron is used as transformer core. Reason: Soft iron ...

    Text Solution

    |

  13. Assertion: Magnetism is relativistic. Reason: When we move along wit...

    Text Solution

    |

  14. Assertion: The earth's magnetic field does not affect the working of a...

    Text Solution

    |

  15. Assertion: Diamagnetic materials can exhibit magnetism. Reason: Diam...

    Text Solution

    |

  16. Assertion: For making permanent magnets, steel preferred over soft iro...

    Text Solution

    |

  17. Statement-1 : Gauss theorem is not applicable in magnetism. Statement-...

    Text Solution

    |

  18. Assertion: When a magnet is brought near iron nails, only translatory ...

    Text Solution

    |

  19. Assertion: When a magnetic dipole is placed in a non uniform magnetic ...

    Text Solution

    |

  20. Assertion : The susceptibility of diamagnetic materials does not dep...

    Text Solution

    |

  21. Assertion: The permeability of a ferromagnetic material is independent...

    Text Solution

    |