A particle of mass \( m \) moves in a circular orbit in a central potential field \( U(r)=U_{0} ...

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A particle of mass \( m \) moves in a circular orbit in a central potential field \( U(r)=U_{0} r^{4} \). If bohrs quantization conditions are applied, radii of possible orbitals \( r_{a} \) vary with \( n^{1 / a} \), where \( a \) is
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