Home
Class 12
PHYSICS
Two magnetic poles, one of which is four...

Two magnetic poles, one of which is four times stronger than the other exert a force of 5 gf on each other, whe placed at distance of 10 cm in air. Find the strength of each pole.

Promotional Banner

Topper's Solved these Questions

  • MAGNETIC DIPOLE & EARTH'S MAGNETISM

    MODERN PUBLICATION|Exercise EXERCISE|93 Videos

  • Interference of Light

    MODERN PUBLICATION|Exercise EXERCISE|97 Videos

  • MAGNETIC EFFETS OF CURRENT

    MODERN PUBLICATION|Exercise EXERCISE|37 Videos

Similar Questions

Explore conceptually related problems

Two poles , one of which is 3 times as strong as the other, exert on each other a force equal to 3 xx 10^-3 N , when placed 10 cm apart in air. Find the strength of each plane.

Two similar charges repel each other with a force of 44.1 Newton when placed 2cm apart in air. Calculate the strength of charge.

Two equal magnetic poles placed 25 cm apart in air exert a fore o 4xx10^-3N on each other. What should be the distance between them, so that force exerted by them on each other becomes 0.1 N?

MODERN PUBLICATION-MAGNETIC DIPOLE & EARTH'S MAGNETISM-EXERCISE
  1. A bar magnet has a magnetic moment of 10 A m^2. If its magnetic length...

    Text Solution

    |

  2. Two equal magnetic poles placed 25 cm apart in air exert a fore o 4xx1...

    Text Solution

    |

  3. Two magnetic poles, one of which is four times stronger than the other...

    Text Solution

    |

  4. Two like magnetic poles of strenth 25 A m and 64 A m are situated 1.0 ...

    Text Solution

    |

  5. Two identical magnetic with a length 10 cm and weight 50 g of each are...

    Text Solution

    |

  6. A magnetised steel wire 31.4cm long has a pole strength of 0.2Am. It i...

    Text Solution

    |

  7. Two thin bar magnets of pole strengths 4Am and 7Am respectively and le...

    Text Solution

    |

  8. A planar loop of irregular shape encloses an area of 7.5xx10^-4m^2, an...

    Text Solution

    |

  9. A circular coil of 300 turns and diameter 14 cm carries a current of 1...

    Text Solution

    |

  10. A circular coil of 200 turns and radius 0.2 m carries a current of 14 ...

    Text Solution

    |

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

    Text Solution

    |

  12. In a hydrogen atom, the electron moves in an orbit of radius 0.5 overs...

    Text Solution

    |

  13. In hydrogen atom, an electron is making 6.6xx 10^15 r.p.s around the n...

    Text Solution

    |

  14. The electron in the hydrogen atom is moving with a speed of 2.3 xx 10^...

    Text Solution

    |

  15. A muon is a particle that has the same charge as that of an electron b...

    Text Solution

    |

  16. What is the magnitude of axial field due to a bar magnet of length 5 c...

    Text Solution

    |

  17. A bar magnet is 0.1 m long and its pole strength is 12 Am. Find the ma...

    Text Solution

    |

  18. Two short magnets of magnetic moment 2 Am^(2) and 5 Am^(2) are placed ...

    Text Solution

    |

  19. A magnetised needle of magnetic moment 4.8 xx 10^-2JT^-1 is placed at ...

    Text Solution

    |

  20. A short bar magnet placed with its axis at 30^(@) with a uniform exter...

    Text Solution

    |