# Projectile Motion Equations Calculator

Science Physics Formulas

Solving for initial velocity.
Note: Valid only for equal initial and final elevation.

## Inputs:

range (R)
acceleration of gravity (g)
projection angle (θ)
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## Conversions:

range (R)
= 0
= 0
meter
acceleration of gravity (g)
= 0
= 0
meter/second^2
projection angle (θ)
= 0
= 0
radian

## Solution:

initial velocity (v0)
= NOT CALCULATED

## Other Units:

Change Equation
Select to solve for a different unknown
vertical velocity
 vertical velocity at time initial vertical velocity acceleration of gravity time
vertical displacement
 vertical displacement at time initial vertical velocity time - quadratic square root added time - quadratic square root subtracted acceleration of gravity
horizontal velocity
 horizontal velocity at time
horizontal displacement
 horizontal velocity at time initial horizontal velocity time
Range given projection angle and
equal initial and final elevations
 range initial velocity acceleration of gravity

References - Books:
Tipler, Paul A.. 1995. Physics For Scientists and Engineers. Worth Publishers. 3rd ed.

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