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CHAPTER 16. 진동 ( Oscillation )

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1 CHAPTER 16. 진동 ( Oscillation )
단순 조화 (Simple Harmonic ) 운동 단순 조화 운동에서 힘의 법칙 단순 조화 운동의 에너지 비틀림 단순 조화 진동 진자 ( Pendulum ) 단순 조화 운동과 균일한 원운동 감쇠 단순 조화 운동 강제 진동과 공명

2 16-2 Simple Harmonic Motion (단순 조화 운동)
16-1 진동 ( Oscillation ) 16-2 Simple Harmonic Motion (단순 조화 운동)

3 진동수 (frequency) : 일초동안 일어나는 진동의 수
주기 (period) : 2 Unit : Hertz (Hz)

4 16-3 The Force Law for SHO Hooke’s law : Method 1: Method 2:
: Equation for SHO

5 3 16-4 Energy in SHO

6 16-5 비틀림 단순 조화 진동 ( Angular S.H.O )
4 16-5 비틀림 단순 조화 진동 ( Angular S.H.O ) Torsion Pendulum :

7 16-6 진자 ( Pendulum ) Simple Pendulum(단진자)

8 Physical Pendulum ( 물리진자 )
A rod with length L supended on one end :

9 16-6: Find T after the penguin dives.

10 16-7 SHO and Uniform Circular Motion
SHO motion = projection of uniform circular motion

11 16-8 Damped Simple Harmonic Motion
7 16-8 Damped Simple Harmonic Motion Solution :

12 7 16-8 감쇠 단순 조화 운동

13 16-9 Forced Oscillations and Resonance
7 16-9 Forced Oscillations and Resonance Steady State Solution : : Resonance (공명)


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