Home
Class 12
PHYSICS
Magnetic field lines can be entirely con...

Magnetic field lines can be entirely confined within the core of a toroid, but not within a straight solenoid. Why?

Text Solution

Verified by Experts

Because a toroid has no ends while a solenoids has two ends.
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGES AND MAGNETISM

    MODERN PUBLICATION|Exercise Revision Exercises (Additional Questions )|16 Videos

  • MOVING CHARGES AND MAGNETISM

    MODERN PUBLICATION|Exercise Revision Exercises (Fill in the Blanks )|10 Videos

  • MOVING CHARGES AND MAGNETISM

    MODERN PUBLICATION|Exercise Higher Order Thinking Skills & Advanced Level|10 Videos

  • MAGNETISM AND MATTER

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST FOR BOARD EXAMINATION|16 Videos

  • NUCLEI

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST FOR BOARD EXAMINATION|15 Videos

Similar Questions

Explore conceptually related problems

A: Magnetic field lines can be entirely confined within the corre of a toroid. R: Magnetic field lines cannot be entirely confined within the corer of a straight sotenoid.

Magnetic field lines inside a solenoid

Magnetic Field Of A Toroid

Which of the following statements are correct? (A) Electric monopoles do not exist whereas magnetic monopoles exist. (B) Magnetic field lines due to solenoid at its ends and outside cannot be completely straight and confined. (C) Magnetic field lines are completely confined within a toroid. (D) Magnetic field lines inside a bar magnet are not paralle. (E) x=-1 is the condition for a perfect diamagnetic material, where x is its magnetic susceptiblity. Choose the correct answer from the option given below:

The magnetic field of a solenoid can be increased by

Magnetic field inside a long solenoid |Questions |Toroid

The magnetic field lines in the middle of the current-carrying solenoid are :

MODERN PUBLICATION-MOVING CHARGES AND MAGNETISM-Revision Exercises (Very Short Answer Questions )
  1. A copper wire of length 7 metre is bent to form a circular loop. If i ...

    Text Solution

    |

  2. What is the shape of the coils for an ideal toroid?

    Text Solution

    |

  3. Magnetic field lines can be entirely confined within the core of a tor...

    Text Solution

    |

  4. Derive an expression for the force between two long parallel current c...

    Text Solution

    |

  5. What type of force is acting between two parallel wires carrying curre...

    Text Solution

    |

  6. If the distance between two parallel current carrying wires is doubled...

    Text Solution

    |

  7. The force exerting between the two parallel current carrying conductor...

    Text Solution

    |

  8. Derive an expression for the force between two long parallel current c...

    Text Solution

    |

  9. What is the torque on a current carrying loop placed in a uniform magn...

    Text Solution

    |

  10. What is the value of torque when magnetic moment (m) and magnetic fiel...

    Text Solution

    |

  11. Two wires of equal lengths are bent in the form of two loops. One of t...

    Text Solution

    |

  12. Magnetic dipole moment of revolving electron is

    Text Solution

    |

  13. What is the correct value of Bohr magneton?

    Text Solution

    |

  14. What is torsional constant of the spring used in a galvanometer?

    Text Solution

    |

  15. What is the condition for steady angular deflection (phi) in moving co...

    Text Solution

    |

  16. What is current sensitivity? State ita SI unit.

    Text Solution

    |

  17. What is voltage sensitivity? State its SI unit.

    Text Solution

    |

  18. What is a sensitive galvanometer?

    Text Solution

    |

  19. What is shunt? State its uses. Find the relation for the current throu...

    Text Solution

    |

  20. A galvanometer is connected as shown in the figure: (a) This com...

    Text Solution

    |