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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?

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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 :