\(n\) \(=\) \(1\) \(2\) \(3\) \(4\) \(5\) \(6\) \(n\) \(=\) \(6\)
\(mvr = \frac{{nh}}{{2\pi }} = \frac{{6h}}{{2\pi }} = \frac{{3h}}{\pi }\)