Home
Class 12
PHYSICS
Relation between permeability' mu and ma...

Relation between permeability' `mu` and magnetizing field `H` for a sample of iron is `mu=left((0.4)/(H)+12 xx 10^(-4)right)` henery! meter, where unit of `H` is `(Am)`. Find value of `H((in) (A) / (m))` for which magnetic induction of `1.0 . (Wb) / (m)^(2)` can, be produced.

Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELD AND MAGNETIC FORCES

    CENGAGE PHYSICS|Exercise Multiple Correct Answer type|2 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    CENGAGE PHYSICS|Exercise Question Bank|5 Videos

Similar Questions

Explore conceptually related problems

The relation between mu and H for a specimen of iron is mu=[(0.4)/(H)+12xx10^(-4)]henry//metre . The value of H which produces flux density of 1 tesla will be

When arod of magnetic material of size 10cm xx 0.5 cm xx 0.2cm is located in magnetizing field of 0.5 xx 10^(4)A/ m then a magnetic moment of 5 Am^(2) is induced in it. Find out the magnetic induction (in. (Wb) / (m)^(2) ) in the rod.

A long straight wire is carrying a current of 12 A . The magnetic field at a distance of 8 cm is (mu_(0) =4pi xx 10^(-7) N A ^(2))

A magnetising field of 1600 A/m produces a magnetic flux of 2.4 xx 10^(-5)Wb in a bar of iron of cross section 0.2"cm"^(2) . Then permeability of the bar is the equator

A magnetising field of 1500""(A)/(m) produces a magnetic flux density of 0.48 Wb//m^(2) in a iron bar . Calculate permeability of iron bar used .

The horizontal component of the earth's magnetic field at any place is 0.36 xx 10^(-4) Wb m^(-2) If the angle of dip at that place is 60 ^@ then the value of the vertical component of earth's magnetic field will be ( in Wb m^(-2))

CENGAGE PHYSICS-Magnetism and Matter-Question Bank
  1. At a given place on the earth's surface, the horizontal component of e...

    Text Solution

    |

  2. At a certain place, the horizontal component of the earth's magnetic f...

    Text Solution

    |

  3. At a certain locatioa in Africa, compass point 12^(circ) west of geogr...

    Text Solution

    |

  4. A dipole of magnetic moment vec(m)=(30 hati) (A) (m)^(2) is placed alo...

    Text Solution

    |

  5. A vibration magnetometer placed in magnetic meridian has a small bar m...

    Text Solution

    |

  6. A bar magnet is hung by a thin cotton thread in a uniform horizontal m...

    Text Solution

    |

  7. The magnetic moment of a magnet of mass 150 g is 18 xx 10^(-3) A m^(2)...

    Text Solution

    |

  8. The susceptibility of magnesium at 300 K is 1.2 xx 10^(-5). At what te...

    Text Solution

    |

  9. A short bar magnet has a magnetic moment of 0.4 JT^(-1) The magnitude ...

    Text Solution

    |

  10. A permanert magnet in the shape of a thin cylinder of length 10 cm ha...

    Text Solution

    |

  11. The magnetic susceptibility of a parmmgnetic substance at -173^(circ) ...

    Text Solution

    |

  12. A tangent galvanometer has a coil of 50 turns and a radius of 20 cm T...

    Text Solution

    |

  13. Relation between permeability' mu and magnetizing field H for a sample...

    Text Solution

    |

  14. When arod of magnetic material of size 10cm xx 0.5 cm xx 0.2cm is loc...

    Text Solution

    |

  15. A solenoid has 10^(3) turns per unit length. On passing a current of 2...

    Text Solution

    |

  16. A magnet makes 40 oscillations per minute at a place having magnetic f...

    Text Solution

    |

  17. A puramagnetic sample shows a net magnetization of 8 A m^(-1) when pla...

    Text Solution

    |

  18. A rod of magnetic material of cross section 0.25 cm^(2) is located in ...

    Text Solution

    |

  19. Magnetic field of the earth is 0.3 G. A magnet is oscillating with the...

    Text Solution

    |

  20. A magnetic dipole is under the influence of two magnetic fields. The a...

    Text Solution

    |