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Two identical thin bar magnets, each of ...

Two identical thin bar magnets, each of length L and pole strength m are placed at right angles to each other, with the N pole of one touching the S-pole of the other. Find the magnetic moment of the system.

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`sqrt(2) (mL)`
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Two thin bar magnets of pole strengths 25Am and 48Am respectively and length 0*20m and 0*25m respectively are placed at right angles to each other with the N-pole of first angles to each other with the N-pole of first touching the S-pole of the second. Find the magnetic moment of the system.

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Knowledge Check

  • If two identical bar mangets, each of length 'I' , pole strength 'm' and magnetic moment 'M' are placed perpendicular to each other with their unlike poles in contact, the magnetic moment of the combination is

    A
    `(M)/(sqrt2)`
    B
    `lm(sqrt2)`
    C
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    D
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  • Two bar magnets are placed at right angle to each other with the north pole of one touching the south pole of the other . If both the magnets have pole strength m and length 2L, then the mgnetic moment of the combination will be .

    A
    2 m l
    B
    `sqrt(2) ml`
    C
    `m l`
    D
    `2 sqrt(2) ml`

  • A magnet of length 14 cm and magnetic moment mu is broken into two parts of length 6 cm and 8 cm. They are put at right angles to each other with the opposite poles togather. The magnetic dipole moment of the combination is:

    A
    `mu//1.4`
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    C
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    D
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