Chapter09

# Chapter09 - Chapter 9 Rotation of Rigid Bodies 1 Angular...

This preview shows pages 1–7. Sign up to view the full content.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Chapter 9: Rotation of Rigid Bodies 1. Angular Velocity and Acceleration Radian 360 1rad 57.3 2 π ° = = ° s r θ = s r θ = Angular Velocity : ω (omega) not w Direction of angular velocity : Right-hand rule , av z t θ ϖ ∆ = ∆ lim z t d t dt θ θ ϖ ∆ → ∆ = = ∆ Angular Acceleration : α , z av z t ϖ α ∆ = ∆ 2 2 lim z z z t d t dt d d d dt dt dt ϖ ϖ α θ θ ∆ → ∆ = = ∆ = = 2. Rotation with Constant Angular Acceleration Recall Chap. 2 (motion with constant acceleration) ( ) z z z t t ϖ ϖ α = + 2 1 ( ) 2 z z t t t θ θ ϖ α = + + 2 2 2 ( ) z z z ϖ ϖ α θ θ = +- 2 z z t ϖ ϖ θ θ + - = ( ) x x x v t v a t = + 2 1 ( ) 2 x x x t x v t a t = + + 2 2 2 ( ) x x x v v a x x = +- 2 x x v v x x t + - = Rotation with Constant Angular Acceleration Motion with Constant Acceleration Example 9.3) DVD player. The angular velocity at t= 0 is 27.5 rad/ s and its angular acceleration is constant -10.0 rad/ss and its angular acceleration is constant -10....
View Full Document

{[ snackBarMessage ]}

### Page1 / 16

Chapter09 - Chapter 9 Rotation of Rigid Bodies 1 Angular...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online