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A magnet has ................ poles....

A magnet has ................ poles.

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Knowledge Check

  • The time period of oscillation of a bar magnet suspended horizontaliy along the magnetic meridian is T_(0) . If this magnet is replaced by another magnet of the same size and pole strength but with double the mass, the new time period will be

    A
    `(T_(0))/(2)`
    B
    `(T_(0))/(sqrt(2))`
    C
    `sqrt(2) T_(0)`
    D
    `2 T_(0)`

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