(9.8/1.6)h(9.8 / 1.6) \mathrm{h}(9.8/1.6)h
9.8/1.6 h\sqrt{9.8 / 1.6} \mathrm{~h}9.8/1.6 h
(1.6/9.8)h(1.6 / 9.8) \mathrm{h}(1.6/9.8)h
1.6/9.8 h\sqrt{1.6 / 9.8} \mathrm{~h}1.6/9.8 h