Home
Class 12
PHYSICS
Consider a sort magnetic dipole o f magn...

Consider a sort magnetic dipole o f magnetic length 10cm. Find its geometric length.

A

12 cm

B

10 cm

C

8 cm

D

14 cm

Text Solution

Verified by Experts

The correct Answer is:
A
`2l=(5)/(6) "geometric length"`
`therefore "Geometric length"=(6)/(5)xx2l`
`=(6xx10)/(5)`ltbrge12cm
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    NIKITA PUBLICATION|Exercise MCQs (Sensitivity and accuracy of M.C.G.)|1 Videos

  • MCQS FROM BOARD EXAM

    NIKITA PUBLICATION|Exercise COMMUNICATION SYSTEMS|7 Videos

Similar Questions

Explore conceptually related problems

What is magnetic length of a magnet?

The relation between geometric length and magnetic length of a bar magnet is given by Magnetic length =(5)/(6)xx Geometric length. If the difference between geometric length and magnetic length of a bar magnet is 'K' units, then find its geometric length and magnetic length.

The magnetic length of a dipole is

Magnetic induction due to short magnetic dipole of magnetic moment 4 Am^(2) at a point 50 cm from centre of dipole on a line inclined at 30^(@) with its axis.The magnetic induction is

The pole strength of a bar magnet of magnetic moment 5 Am^(2) and geometric length 6 cm is

The magnetic moment of a length 10 cm and pole strength 4.0 Am will be

The magnetic dipole moment of a bar magnet of geometric length 6 cm and pole strength 100 Am is

The magnetic dipole moment of a bar magnet of geometric length 6 cm and pole strength 100 Am is

Consider a bar magnet having pole strength 2A-m, magnetic length 4cm and area of cros-section 1cm^(2) Find (I) the magnetisation I (II) the magneic intensity H and (III) the magnetic field at the centre of magnet

NIKITA PUBLICATION-MAGNETISM -MCQs
  1. At neutral point,the horizontal component of the magnetic field due to...

    Text Solution

    |

  2. If a substance moves from stronger part to weaker part of the non unif...

    Text Solution

    |

  3. Consider a sort magnetic dipole o f magnetic length 10cm. Find its geo...

    Text Solution

    |

  4. Angle of dip is zero at

    Text Solution

    |

  5. A magnet with moment M is given. If it is bent into a semicircular for...

    Text Solution

    |

  6. Magnetic fieldB(1) due to abar magnet at a point P on axial line is eq...

    Text Solution

    |

  7. A wire of length l, carrying current i, is bent in circle of radius r,...

    Text Solution

    |

  8. 1 Tesla =

    Text Solution

    |

  9. Potential due to magnetic dipole at distance from centre of the dipole...

    Text Solution

    |

  10. The bar magnet produces magnetic induction of 4xx10^(-5)T at a point 1...

    Text Solution

    |

  11. Which of the following is the most suitable material for making perman...

    Text Solution

    |

  12. Direction of magnetic field at equatorial point

    Text Solution

    |

  13. Consider a sort magnetic dipole o f magnetic length 10cm. Find its geo...

    Text Solution

    |

  14. Direction of magnetic field at equatorial point

    Text Solution

    |

  15. An iron rod of length L and magnetic moment M is bent in the form of a...

    Text Solution

    |

  16. A wire of length L metre , carrying a current I ampere is bent in the...

    Text Solution

    |

  17. A magnet of length 2l and pole strength m is equally divided in two pa...

    Text Solution

    |

  18. Magnetic potential at a point due to a short magnetic dipole of moment...

    Text Solution

    |

  19. On applying an external magnetic field , to a ferromagnetic substanc...

    Text Solution

    |

  20. The magnetic moment produced in a substance of 1 gm is 6xx10^(-7) "amp...

    Text Solution

    |