AP physics unit 5 equations that are importance (mainly for inertia equations)

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9 Terms

1
I = m * r²
Moment of Inertia (Point Mass)
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2
I = (1/2) * m * r²
Moment of Inertia (Solid Disk or Cylinder about Central Axis)
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3
I = m * r²
Moment of Inertia (Thin Hoop about Central Axis)
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4
I = (2/5) * m * r²
Moment of Inertia (Solid Sphere about Central Axis)
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5
I = (2/3) * m * r²
Moment of Inertia (Hollow Sphere about Central Axis)
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6
I = I_cm + m * d²
Parallel Axis Theorem
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7

sum τ = I * α

Torque Equation (Rotational Newton's 2nd Law)
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8
KE_rot = (1/2) * I * ω²
Rotational Kinetic Energy
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9

τ = r × F

Torque

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