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Two bar magnets of magnetic moments M an...

Two bar magnets of magnetic moments M and `sqrt(3)M` are tied at the mid -points together in the form of a 'cross' and is suspended vertically from the centre of the combination . How will this combination align itself in the geomagnetic field .

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The correct Answer is:
the first magnet is inclined at `60^(@)` with the magnetic meridian
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Knowledge Check

  • Two similar bar magnets of magnetic moment M each are attached at right angle with each other at their ends. The magnetic moment of the system will be.

    A
    M
    B
    2M
    C
    `(M)/(sqrt(2))`
    D
    `sqrt(2)`M

  • The torque acting on a bar magnet of magnetic moment M in a uniform magnetic field B will be

    A
    `MBsintheta`
    B
    `MB//sintheta`
    C
    `MBcostheta`
    D
    `MB//costheta`

  • Two bar amgnets of the same mass length and breadth having magnetic moments M and 2M are joined together po,e to pole and suspended in a vibration magnetometer.The time period of oscillation is 3s if now the polarity of one of the magnets is reversed the time period of oscillation will be

    A
    `sqrt3s`
    B
    `3sqrt3s`
    C
    3s
    D
    6s

    • Similar Questions

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