AP Physics C Mechanics Gravitation Formulas (not provided)
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7 Terms
1
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gravitational field strength
g = gM/r²
2
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speed of a satellite in orbit
v = √(gM/r)
3
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kinetic energy of a satellite
Uk = GMm/2r
4
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total energy of a satellite
-GMm/2r
5
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escape speed from a planet
v = √(2GM/r)
6
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speed/radius in an elliptical orbit
Li = Lf
rivi = rfvf
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gravity inside a planet
Fg = GMmr/R³ (r < R)
Note 
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