mvr=h2π\mathrm{mvr}=\frac{\mathrm{h}}{2 \pi}mvr=2πh
mvr=hπ\mathrm{mvr}=\frac{\mathrm{h}}{\pi}mvr=πh
mvr=3h2π\mathrm{mvr}=\frac{\mathrm{3h}}{2 \pi}mvr=2π3h
mvr=3hπ\mathrm{mvr}=\frac{\mathrm{3h}}{ \pi}mvr=π3h