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AP Physics: Projectiles
x = displacement
a = acceleration
v[i] = inital velocity
v[f] = final velocity
t = time
Nate Brigle = AWESOME
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| A | B |
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| v[i]t + (1/2)at^2 | x = |
| v[f] = | v[i] + at |
| v[f]^2 = | v[i]^2 + 2ax |
| x = | (t/2)(v[i] + v[f]) |
| Sin(45) = | [2^(1/2)]/2 |
| (2^(1/2))/2 | Cos(45) = |
| Sin(30) = | 1/2 |
| Cos(30) = | [3^(1/2)]/2 |
| [3^(1/2)]/2 | Sin(60) = |
| 1/2 | Cos(60) = |
| a in the y-componet for projectiles is | almost always -9.8 m/s^2 |
| a in the x-componet for projectiles is | almost always 0 m/s^2 |
| v[i] in the y-componet is | 0 m/s at it apex |
| v[f] in the x-componet for projectiles is | almost always equal to v[i] |
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Freeman High |
| Richmond, VA |
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