Chapter 08b - Chapter 8B 1 Linear and Rotational Motion...

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Unformatted text preview: Chapter 8B 1 Linear and Rotational Motion displacement velocity acceleration equations of motion v a v = v + at ∆ x = 1 2 v + v ( 29 t ∆ x = v t + 1 2 at 2 ∆ x = vt- 1 2 at 2 v 2 = v 2 + 2 a ∆ x ∆ x ∆θ ϖ α ϖ = ϖ + α t ∆θ = ϖ t + 1 2 α t 2 ∆θ = ϖ t- 1 2 α t 2 ϖ 2 = ϖ 2 + 2 α∆θ ∆θ = 1 2 ϖ + ϖ ( 29 t Chapter 8B 2 Linear and Rotational Motion force, torque mass Newton’s second law work kinetic energy momentum Linear motion Rotational motion W = F ∆ x KE = 1 2 mv 2 r p = m r v r F = m r a m r F τ Chapter 8B 3 Newton’s Second Law For linear motion: Σ r F = m r a For rotational motion: Στ = I α Net torque ( τ ) and angular acceleration ( α ) are directly proportional. I is the object’s moment of inertia. Chapter 8B 4 Moment of Inertia An object’s moment of inertia depends upon its mass and how the mass is arranged about the axis of rotation....
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This note was uploaded on 04/28/2008 for the course PHY 111 taught by Professor Scott during the Winter '07 term at Saginaw Valley.

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Chapter 08b - Chapter 8B 1 Linear and Rotational Motion...

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