Which of the following statements are correct?....

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Which of the following statements are correct?
(1) Electric monopoles do exist where as magnetic monopoles do not exist.
\( \mathrm{P} \)
(2) Some of the magnetic field lines due to a solenoid can be completely straight.
(3) Magnetic field lines are completely confined within a toroid.
(4) Magnetic field lines inside a bar magnet are parallel.


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