Chapter 3, Chapter 5, Chapter 6 formulas
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Last updated 5:26 PM on 2/17/23
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15 Terms
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average acceleration
a= vf-vi/ tf-ti
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final velocity with average acceleration
vf= vi+at
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position with average acceleration
df= di+vitf+1/2atf²
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velocity with constant acceleration
vf²= vi²+2a(df-di)
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pythagorean theorem
R²= A²+B²
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Law of Cosines
R²= A²+B²-2ABcosθ
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Law of sines
R/sinθ=A/sina=B/sinb
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Vector component on x axis
Ax= Acosθ
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Vector component on y axis
Ay= Asinθ
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angle of resultant vector
θ=tan-¹(Ry/Rx)
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kinetic friction
=μkFN
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static friction
≤μsFN
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centripetal acceleration
ac= v²/r or ac= 4π²r/T²
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Newton's Second Law for circular motion
Fnet=mac
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relative velocity
**V**a/b+ **V**b/c= **V**a/c
