Force

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19 Terms

1
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F=

ma

2
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Fx=

Fcosθ

3
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Fy=

Fsinθ

4
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Ff=

µkFN

5
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Ffmax=

µsFN

6
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P=

Fperpend/A

7
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XCM=

(m1x1 + m2x2 + m3x3 + …)/(m1 + m2 + m3 + …)

8
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XCM= (words)

center of mass

9
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Fgrav=

GMm/r2

10
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Gravitational Force

F = GMm/r²

11
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forces on an inclined plane

FN=mgcosθ, Fg acting parallel = mgsinθ

12
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FN=

mgcosθ

13
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Fg acting parallel =

mgsinθ

14
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Torque

τ = rFsinθ = lF

15
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r = (words)

radius vector (m)

16
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θ = (words torque)

angle between radius vector and the force

17
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l (words torque)

lever arm (m)

18
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centripetal force

Fc = mv²/r

19
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Centripetal Acceleration

ac = v²/r