# 14 Oscillations and Waves - PowerPoint PPT Presentation

PPT – 14 Oscillations and Waves PowerPoint presentation | free to view - id: 78aa2a-ODM5Z

The Adobe Flash plugin is needed to view this content

Get the plugin now

View by Category
Title:

## 14 Oscillations and Waves

Description:

### 14 Oscillations and Waves Simple Harmonic Motion Energy in SHM Some Oscillating Systems Damped Oscillations Hk: 31, 43, 49, 55, 59. ... – PowerPoint PPT presentation

Number of Views:61
Avg rating:3.0/5.0
Slides: 28
Provided by: JeffB224
Category:
Tags:
Transcript and Presenter's Notes

Title: 14 Oscillations and Waves

1
14 Oscillations and Waves
• Simple Harmonic Motion
• Energy in SHM
• Some Oscillating Systems
• Damped Oscillations
• Hk 31, 43, 49, 55, 59.

2
Oscillations
• Simple Harmonic Motion position varies
sinusoidally with time, motion governed by
Hookes Law (F -kx).

3
(No Transcript)
4
A Amplitude (m) T Period (s)
T
5
Example
Object moves back and forth according to
equation x(t) 3cos18t
Find w, f, and T.
w 18 rad/s f 18/2p 9/p 3 cycle/sec
(cps) T 1/f p/9 0.35 seconds/cycle
6
vmax occurs at center of motion v 0 at
turnaround points (x A)
vmax wA
7
a 0 at center of motion amax occurs at
turnaround points (x A)
amax Aw2
8
(No Transcript)
9
Etotal U K
10
(No Transcript)
11
(No Transcript)
12
Some Oscillating Systems
13
(No Transcript)
14
(No Transcript)
15
(No Transcript)
16
(No Transcript)
17
Formulas
18
Summary
19
(No Transcript)
20
Driven Oscillations and Resonance
21
Resonance Time dependent force transmits large
amounts of energy to an oscillating object at the
natural frequency.
22
(No Transcript)
23
(No Transcript)
24
(No Transcript)
25
(No Transcript)
26
(No Transcript)
27
(No Transcript)