Home
Class 10
PHYSICS
When soft iron is present in the core of...

When soft iron is present in the core of a current carrying solenoid, the magnetic field

A

increases

B

decreases

C

is zero

D

none

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MAGNETIC EFFECTS OF ELECTRIC CURRENT

    MODERN PUBLICATION|Exercise EXERCISE|265 Videos

  • ELECTRICITY

    MODERN PUBLICATION|Exercise EXERCISE|303 Videos

  • REFLECTION AND REFRACTION

    MODERN PUBLICATION|Exercise EXAMPLE|138 Videos

Similar Questions

Explore conceptually related problems

Why soft iron is used in making the core of a transformer ?

Derive the expression for the torque acting on a current carrying loop placed in a magnetic field.

When is the force experienced by a current carrying conductor placed in a magnetic field, the largest?

MODERN PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXERCISE
  1. A charged particel having a charge q is moving at right angles to a ma...

    Text Solution

    |

  2. A magnetic field directed in north direction acts on an electron movi...

    Text Solution

    |

  3. When soft iron is present in the core of a current carrying solenoid, ...

    Text Solution

    |

  4. Magnetic field lines in a region. A are closer together as compared to...

    Text Solution

    |

  5. The magnetic field inside a solenoid is

    Text Solution

    |

  6. The magnetic field due to a circular wire at its cente is

    Text Solution

    |

  7. The best material to make permanent magnet is

    Text Solution

    |

  8. An electric generator converts

    Text Solution

    |

  9. Tesla is the unit of

    Text Solution

    |

  10. In case of a bar magnet the magnetic lines of force

    Text Solution

    |

  11. Which of the following is the most suitable material for core of an el...

    Text Solution

    |

  12. A magnet can attract

    Text Solution

    |

  13. The figure shows a chamber in which a uniform magnetic field is presen...

    Text Solution

    |

  14. The direction of induced current is given by

    Text Solution

    |

  15. When south pole of a bar magnet is brought towards metallic coil, the...

    Text Solution

    |

  16. What percent of tin and lead is used in electric fuse?

    Text Solution

    |

  17. An a.c genertor convertes

    Text Solution

    |

  18. When the speed of the coil of generator is increased?

    Text Solution

    |

  19. When a coil is moved towards stationary magnet, the induced emf does n...

    Text Solution

    |

  20. A magnet is moving towards a coil quickly and slowly, then the induced...

    Text Solution

    |