# Projection (velocity, angle and duration) Calculator

## Calculates the initial velocity, angle and flight duration of the projection from the maximum height and travel distance.

 Maximum height h m ft Travel distance l [ Gravity g m/s2 ] 6dgt10dgt14dgt18dgt22dgt26dgt30dgt34dgt38dgt42dgt46dgt50dgt Initial velocity v = Initial angle θ degree Flight duration t sec
 $\normal Projection\\(1)\ v={\large\frac{v_y}{\sin\theta}}={\large\frac{\sqrt{2gh}}{\sin\theta}}\\(2)\ \theta=\tan^{\tiny -1}{\large\frac{v_y}{v_x}}= \tan^{\tiny -1}{\large\frac{4h}{l}}\\(3)\ t=2\sqrt{\large\frac{2h}{g}}\\$

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