4.5
30 ratings
7 reviews

#### 100% online

Start instantly and learn at your own schedule.

#### Approx. 17 hours to complete

Suggested: 3 hours / week...

#### English

Subtitles: English

#### 100% online

Start instantly and learn at your own schedule.

#### Approx. 17 hours to complete

Suggested: 3 hours / week...

#### English

Subtitles: English

### Syllabus - What you will learn from this course

Week
1
10 minutes to complete

## Introduction

The description goes here...
1 video (Total 10 min)
1 video
2 hours to complete

## Vibration and Waves

You will going to learn basic concepts of vibration and waves for this week. From the vibration of string, you will be able to derive one dimensional wave equation. Then it will be explained with the concept of 'Impedance.'...
8 videos (Total 128 min), 1 quiz
8 videos
Lecture 1-1 Part 1. String Vibration 19m
Lecture 1-1 Part 2. One Dimensional Wave Equation 25m
Lecture 1-2 Part 1. Specific Impedance 20m
Lecture 1-2 Part 2. The Governing Equation of a String 17m
Lecture 1-2 Part 3. Driving Point Impedance 21m
Lecture 1-3 Use of Complex Function 17m
Week 1 Summary Video3m
1 practice exercise
Quiz for Week 1 (Vibration & Waves)12m
Week
2
2 hours to complete

## Acoustic Wave Equation

Earlier part of this week, you will learn three fundamental physical measures that explain one dimensional wave equation. After that, you will briefly learn about basic concepts of acoustic intensity and energy....
8 videos (Total 132 min), 2 quizzes
8 videos
Lecture 2-1 Part 1. 1-Dimensional Wave Equation 1 19m
Lecture 2-1 Part 2. 1-Dimensional Wave Equation 2 16m
Lecture 2-1 Part 3. 1-Dimensional Wave Equation 3 26m
Week 2 Summary Video3m
Lecture 2-2 Part 1. Acoustic Intensity & Energy 116m
Lecture 2-2 Part 2. Acoustic Intensity & Energy 213m
Lecture 2-2 Part 3. Units of Sound (dB Scale) 33m
2 practice exercises
Quiz for Week 2-1 (Wave Equation)6m
Quiz for Week 2-2 (Basic Measurement)6m
Week
3
2 hours to complete

## Acoustic Wave Equation and its Basic Physical Measures

On this week, you will learn deeply into acoustic intensity and energy. Then you will get the concept of units of sound, or dB scale with listening to various sound. At the end, you will be able to derive the solutions of the wave equation....
8 videos (Total 129 min), 1 quiz
8 videos
Lecture 3-1 Part 1. Acoustic Intensity & Energy 135m
Lecture 3-1 Part 2. Acoustic Intensity & Energy 214m
Lecture 3-1 Part 3. The Units of Sound 15m
Lecture 3-2 Part 1. Review: Intensity & Units 11m
Lecture 3-2 Part 2. Listening Demonstration 27m
Lecture 3-2 Part 3. Solutions of the Wave Equation 19m
Week 3 Summary Video2m
1 practice exercise
Quiz for Week 3 (Wave Equation & Basic Measures)14m
Week
4
2 hours to complete

## Waves on a Flat Surface of Discontinuity 1

You will now learn when the waves meet on a flat surface of discontinuity. It will be explained with the mass law of wave phenomena....
8 videos (Total 126 min), 1 quiz
8 videos
Lecture 4-1 Part 1. Normal Incidence on a Flat Surface of Discontinuity 1 22m
Lecture 4-1 Part 2. Normal Incidence on a Flat Surface of Discontinuity 2 22m
Lecture 4-1 Part 3. The Mass Law 1 14m
Lecture 4-2 Part 1. Review: Normal Incidence on a Flat Surface of Discontinuity 15m
Lecture 4-2 Part 2. The Mass Law 2 29m
Lecture 4-2 Part 3. The Mass Law 3 (demonstration) 15m
Week 4 Summary Video3m
1 practice exercise
Quiz for Week 4 (Waves on a Flat Surface of Discontinuity)14m
4.5
7 Reviews

## 33%

got a tangible career benefit from this course

### Top Reviews

By RVJul 7th 2018

I recommend this course if you want to learn acoustics. I enjoyed this course.

By SSApr 22nd 2018

Very informative and useful. The Teaching methodology is impressive.

## Instructor

### Yang-Hann Kim

Professor
Mechanical Engineering