If $R$ and $H$ represent horizontal range and maximum height of the projectile, then the angle of pr

Question

If $R$ and $H$ represent horizontal range and maximum height of the projectile, then the angle of projection with the horizontal is

Professor PC Thomas Classes · Answer

Dividing $H = \frac{u^2 \sin^2	heta}{2g}$ by $R = \frac{u^2 \sin 2	heta}{g}$ gives $	an	heta = \frac{4H}{R}$.