The position vector of a particle is determined by the expression \( \vec{r}=3 t^{2} \hat{i}+4 t...

The position vector of a particle is determined by the expression \( \vec{r}=3 t^{2} \hat{i}+4 t^{2} \hat{j}+7 \hat{k} \)
The distance traversed in first \( 10 \mathrm{~sec} \) is