Question Number 168492 by Tawa11 last updated on 11/Apr/22
Commented by mr W last updated on 12/Apr/22
$${all}\:{answers}\:{given}\:{are}\:{wrong}! \\ $$$${mgh}=\frac{{kh}^{\mathrm{2}} }{\mathrm{2}} \\ $$$$\Rightarrow{h}=\frac{\mathrm{2}{mg}}{{k}}=\frac{\mathrm{2}×\mathrm{12}×\mathrm{10}}{\mathrm{850}}=\frac{\mathrm{24}}{\mathrm{85}}=\mathrm{0}.\mathrm{282}{m} \\ $$
Commented by mr W last updated on 12/Apr/22
Commented by Tawa11 last updated on 12/Apr/22
$$\mathrm{Wow},\:\mathrm{God}\:\mathrm{bless}\:\mathrm{you}\:\mathrm{sir}. \\ $$