Home
Class 12
PHYSICS
A steel wire of length 'l' has a magneti...

A steel wire of length 'l' has a magnetic moment 'M'. It is bent in 'L' shape having equal size of arm. The new magnetic moment is

A

`(M)/(2)`

B

`(M)/(sqrt(2))`

C

M

D

2M

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MAGNETISM

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|49 Videos

  • MAGNETISM

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

  • MAGNETISM

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    TARGET PUBLICATION|Exercise EVALUATION TEST|19 Videos

  • MODEL QUESTION PAPER

    TARGET PUBLICATION|Exercise MODEL QUESTION PAPER -II|47 Videos

Similar Questions

Explore conceptually related problems

A steel wire of length l has a magnetic moment M. It is bent in L - shape (Figure). The new magnetic moment is

A steel wire of length l has a magnetic moment M. It is bent into a semicircular arc. What is the new magnetic moment?

A straight steel wire of length l has a magnetic moment M. When it is bent in the form of a semi - circle its magnetic moment will be

A bar magnet of magnetic moment M is bent in shape with equal arm lengths.The new magnet moment is

A magnetic wire magnetic moment M is bent into a shape with all segments of equal length the new magnetic moment is

A bar magnet of magnetic moment M is bent in the form of quadrant of circular arc . The new magnetic moment is

TARGET PUBLICATION-MAGNETISM-CRITICAL THINKING
  1. The magnetic dipole moment of earth is 6*4xx10^(21)Am^2. If we conside...

    Text Solution

    |

  2. A current of 10 A is flowing through a circular coil of 5 turns, each ...

    Text Solution

    |

  3. A steel wire of length 'l' has a magnetic moment 'M'. It is bent in 'L...

    Text Solution

    |

  4. The electron in the hydrogen atom is moving with a speed of 2.5 xx 10^...

    Text Solution

    |

  5. An electron in an atom revolves around the nucleus in an orbit of radi...

    Text Solution

    |

  6. A charge q is circulating with a constant speed v in a semicircular lo...

    Text Solution

    |

  7. For an isotropic medium B, mu, H and M are related as (where B, mu(0),...

    Text Solution

    |

  8. Relative permeability of nickel is 600, then its magnetic susceptibili...

    Text Solution

    |

  9. The maximum value of permeability of Mu-metal is 0.126 (T-m)/(A) . Fin...

    Text Solution

    |

  10. What is the magnetization of a bar magnet having length 6 cm and area ...

    Text Solution

    |

  11. The space inside a toroid is filled with tungsten whose susceptibility...

    Text Solution

    |

  12. A magnet of magnetic moment 3 Am^(2) weighs 75 g. The density of the m...

    Text Solution

    |

  13. The susceptibility of a magnetic material is chi at 127^(@)C. At what ...

    Text Solution

    |

  14. The susceptibility of a paramagnetic substance was found for different...

    Text Solution

    |

  15. The variation of magnetic susceptibility (chi) with absolute temperatu...

    Text Solution

    |

  16. The most appropriate magnetization M versus magnetising field H curve ...

    Text Solution

    |

  17. The graph between chi and 1/T for paramagnetic material will be repres...

    Text Solution

    |

  18. A curve between saturation magnetization and temperature of a ferromag...

    Text Solution

    |

  19. A domain in a ferromagnetic substance is in the form of a cube of side...

    Text Solution

    |

  20. A solenoid has core of a material with relative permeability 500 and ...

    Text Solution

    |