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The neutral point in the magnetic field ...

The neutral point in the magnetic field of a horizontally placed bar magnet is a point where the magnetic field due to the bar magnet is :

A

zero

B

more than that of earth

C

less than that of earth

D

equal to that of earth.

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Knowledge Check

  • At a neutral point in a combined magnetic field

    A
    Resultant magnetic field is zero
    B
    Resultant magnetic field is maximum
    C
    Resultant magnetic field is minimum
    D
    Resultant magnetic field is neither maximum nor minimum

  • A neutral point in a combined magnetic field is the point

    A
    Where the lines of forces intersect
    B
    Where the net force on a unit north pole is zero
    C
    Where a unit north pole moves in two directions
    D
    Where the lines of force cloud together

  • A bar magnet is equivalent to

    A
    toroid carrying current
    B
    straight conductor carrying current
    C
    solenoid carrying current
    D
    circular coil carrying current

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    Give the expression for magnetic field due to a toroid.

    At which place earth magnetic field becomes horizontal

    The magnetic lines of force inside a bar magnet

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