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The magnetic moment of a bar magnet is e...

The magnetic moment of a bar magnet is equal to the moment of couple when magnet is kept

A

parallel to uniform magnetic field of unit induction.

B

perpendicular to uniform magnetic field of unit induction.

C

parallel to uniform magnetic field of any induction.

D

perpendicular to uniform magnetic field of any induction.

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • Magnetic moment of a magnet is

    A
    a scalar
    B
    a vector which is directed from N-pole to S-pole
    C
    a vector which is directed from S-pole to N-pole
    D
    is the product of its pole strength and the geometric length

  • Magnetic moment of a bar magnet is equal to a moment of a couple which is required to keep it

    A
    Parallel to a uniform magnetic field of unit induction
    B
    Perpendicular to a uniform magnetic field of unit induction
    C
    Parallel to a uniform magnetic field of any induction
    D
    Perpendicular to a unifrom field of any induction

  • The magnetic moment of a bar magnet is thus ...A... to the magnetic moment of an equivalent solenoid that produces the same magnetic field. Here, A refers to

    A
    unequal
    B
    different
    C
    equal
    D
    same

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