Physics - Kinematics Question with Solution | TestHub

A particle is projected horizontally with speed 10 $\mathrm{m}/\mathrm{s}$ from a building of height 20 m at $\mathrm{t}=0$. Then find out radius of curvature at $\mathrm{t}=1\sec$. ( $\mathrm{g}=10\mathrm{m}/{\mathrm{s}}^2$ )