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Magnetic Field

Are the magne...

Question

Are the magnetic field lines closed? Explain.

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Solution

The field lines are closed curves as they start from north pole to south pole outside and south pole to north pole inside.

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Similar questions

Q. Explain the following:
(i) Why do magnetic lines of force form continuous closed loops?
(ii) Why are the field lines repelled (expelled) when a diamagnetic material is placed in an external uniform magnetic field?

Q. Justify the following statements.
a) Two magnetic field lines never intersect each other.
b) Magnetic field lines are closed curves.

Q. When magnetic field lines are close, the magnetic field is:

Q. Which of the following statements is incorrect regarding magnetic field lines?

(a) The direction of magnetic field at a point is taken to be the direction in which the north pole a magnetic compass needle points.
(b) Magnetic field lines are closed curves.
(c) If magnetic field lines are parallel and equidistant, they represent zero field strength.
(d) Relative strength of magnetic field is shown by the degree of closeness of the field lines.

Magnetic field lines form closed loops.

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