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Magnetic field developed at the centre o...

Magnetic field developed at the centre of current-carrying circular coil of diameter 6 cm is `B_(0)` and the magnetic field at distance `3sqrt3` cm away from the centre and on the axis is `B_(1)`. What is the ratio `B_(0):B_(1)`?

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Knowledge Check

  • Magnetic field at the centre of a circular loop of area A is B the magnetic moment of the loop will be

    A
    `(BA^2)/(mu_0pi)`
    B
    `(BA^(3/2))/(mu_0pi)`
    C
    `(BA^(3/2))/(mu_0pi)^(1/2)`
    D
    `(2BA^(3/2))/(mu_0pi^(1/2))`

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