# Noise Management & Control

- Institution: IIT Kanpur
- Department: Mechanical Engineering
- Teacher: Prof. Nachiketa Tiwari
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/112104227)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/112104227)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lecture 1: Course Overview](https://invisiblenetwork.ai/learn/nptel/112104227/7b976824c97c) (Video)
2. [Lecture 2: Introduction](https://invisiblenetwork.ai/learn/nptel/112104227/78890bd696f3) (Video)
3. [Lecture 3: Nature Of Sound](https://invisiblenetwork.ai/learn/nptel/112104227/53d85d0b17bc) (Video)
4. [Lecture 4: Beats](https://invisiblenetwork.ai/learn/nptel/112104227/a7adaecf82ed) (Video)
5. [Lecture 5: The Decibel Scale](https://invisiblenetwork.ai/learn/nptel/112104227/08af0eccc9af) (Video)
6. [Lecture 6: Key Terms in Acoustics](https://invisiblenetwork.ai/learn/nptel/112104227/b29ff5b21ba2) (Video)
7. [Lecture 7: Decibel Scale - Part 1](https://invisiblenetwork.ai/learn/nptel/112104227/d2144ce59b92) (Video)
8. [Lecture 8: Decibel Scale - Part 2](https://invisiblenetwork.ai/learn/nptel/112104227/452ca2e9ca1b) (Video)
9. [Lecture 9: Decibel Scale - Part 3](https://invisiblenetwork.ai/learn/nptel/112104227/dd7f12580b75) (Video)
10. [Lecture 10: Complex Numbers](https://invisiblenetwork.ai/learn/nptel/112104227/c56c12511da3) (Video)
11. [Lecture 11: Complex Time Function](https://invisiblenetwork.ai/learn/nptel/112104227/2407f28b2642) (Video)
12. [Lecture 12: Linear Systems](https://invisiblenetwork.ai/learn/nptel/112104227/b0d843ca3cc7) (Video)
13. [Lecture 13: Transfer Functions](https://invisiblenetwork.ai/learn/nptel/112104227/84cd31cb24e1) (Video)
14. [Lecture 14: Introduction to One Dimensional Wave Equation](https://invisiblenetwork.ai/learn/nptel/112104227/700a263f54d7) (Video)
15. [Lecture 15: The Momentum Equation](https://invisiblenetwork.ai/learn/nptel/112104227/754ff67d24ba) (Video)
16. [Lecture 16: The Continuity Equation and The Gas Law](https://invisiblenetwork.ai/learn/nptel/112104227/8ad5a43c0e2f) (Video)
17. [Lecture 17: One Dimensional Wave Equation](https://invisiblenetwork.ai/learn/nptel/112104227/52c46488f65a) (Video)
18. [Lecture 18: Solution for One Dimensional Wave Equation](https://invisiblenetwork.ai/learn/nptel/112104227/39ceafe43333) (Video)
19. [Lecture 19: Transmission Line Equations](https://invisiblenetwork.ai/learn/nptel/112104227/318f93a48dbe) (Video)
20. [Lecture 20: One Dimensional Example Problems](https://invisiblenetwork.ai/learn/nptel/112104227/498df26b2efe) (Video)
21. [Lecture 21: Impedance](https://invisiblenetwork.ai/learn/nptel/112104227/765c6c987927) (Video)
22. [Lecture 22: Pressure Wave Travels in a Closed Tube](https://invisiblenetwork.ai/learn/nptel/112104227/b268d773ae8b) (Video)
23. [Lecture 23: Standing Wave Formation in a Closed Tube With Rigid Termination](https://invisiblenetwork.ai/learn/nptel/112104227/1e5bbfaeb5e7) (Video)
24. [Lecture 24: Pressure Wave Travels in an Open Tube](https://invisiblenetwork.ai/learn/nptel/112104227/0e6002d1c635) (Video)
25. [Lecture 25: 1-D sound wave propagation: Kundt's tube-I](https://invisiblenetwork.ai/learn/nptel/112104227/8483def40fa2) (Video)
26. [Lecture 26: 1-D sound wave propagation: Kundt's tube-II](https://invisiblenetwork.ai/learn/nptel/112104227/edcb308a4eb8) (Video)
27. [Lecture 27: Radially propagating sound waves in spherical coordinate system-I](https://invisiblenetwork.ai/learn/nptel/112104227/3f8dd2e99ad5) (Video)
28. [Lecture 28: Radially propagating sound waves in spherical coordinate system-II](https://invisiblenetwork.ai/learn/nptel/112104227/8b0530fae251) (Video)
29. [Lecture 29: Complex impedance for radially propagating sound waves in spherical coordinate system](https://invisiblenetwork.ai/learn/nptel/112104227/0e53e9a1f8c0) (Video)
30. [Lecture 30: Volume velocity-I](https://invisiblenetwork.ai/learn/nptel/112104227/3649936b7784) (Video)
31. [Lecture 31: Interference of 1-D spherically propagating sound waves-I](https://invisiblenetwork.ai/learn/nptel/112104227/b5b0d721ad86) (Video)
32. [Lecture 32: Interference of 1-D spherically propagating sound waves-II](https://invisiblenetwork.ai/learn/nptel/112104227/bf741ebe35f1) (Video)
33. [Lecture 33: Noise sources and introduction to microphones](https://invisiblenetwork.ai/learn/nptel/112104227/6b4e77c0adca) (Video)
34. [Lecture 34: Classification of microphones-I](https://invisiblenetwork.ai/learn/nptel/112104227/49129e37892c) (Video)
35. [Lecture 35: Classification of microphones-II](https://invisiblenetwork.ai/learn/nptel/112104227/863bef6100ab) (Video)
36. [Lecture 36: Classification of microphones-III](https://invisiblenetwork.ai/learn/nptel/112104227/505a1d79696a) (Video)
37. [Lecture 37: Microphone Parameters](https://invisiblenetwork.ai/learn/nptel/112104227/c394504509be) (Video)
38. [Lecture 38: Understanding microphone specifications](https://invisiblenetwork.ai/learn/nptel/112104227/371b303ff8c2) (Video)
39. [Lecture 39: Noise Source: Terminology](https://invisiblenetwork.ai/learn/nptel/112104227/20649ae31c90) (Video)
40. [Lecture 40: Noise Source: Sound Attenuation](https://invisiblenetwork.ai/learn/nptel/112104227/75c1030d9b25) (Video)
41. [Lecture 41: Noise Source: Sound Pressure Level due to a noise source located outdoors](https://invisiblenetwork.ai/learn/nptel/112104227/01d2e9881be5) (Video)
42. [Lecture 42: Noise Source: Role of reflecting surfaces](https://invisiblenetwork.ai/learn/nptel/112104227/58c63bea7fd4) (Video)
43. [Lecture 43: Noise Source: Sound Pressure Level due to a noise source located indoors - Part I](https://invisiblenetwork.ai/learn/nptel/112104227/9b08dd8bd129) (Video)
44. [Lecture 44: Noise Source: Sound Pressure Level due to a noise source located indoors - Part II](https://invisiblenetwork.ai/learn/nptel/112104227/275e61ea3030) (Video)
45. [Lecture 45: Measuring Sound Power Level - Understanding standard octave bands](https://invisiblenetwork.ai/learn/nptel/112104227/0360e87e10ad) (Video)
46. [Lecture 46: Measuring Sound Power Level - Fan noise - Part I](https://invisiblenetwork.ai/learn/nptel/112104227/bfcce60bc5d0) (Video)
47. [Lecture 47: Measuring Sound Power Level - Fan noise - Part II](https://invisiblenetwork.ai/learn/nptel/112104227/d1bfd3697456) (Video)
48. [Lecture 48: Measuring Sound Power Level - Fan noise - Part III](https://invisiblenetwork.ai/learn/nptel/112104227/e2fdbfe8c100) (Video)
49. [Lecture 49: Weighting](https://invisiblenetwork.ai/learn/nptel/112104227/5c1cd9107362) (Video)
50. [Lecture 50: Noise coming from Motors](https://invisiblenetwork.ai/learn/nptel/112104227/a35e2c0bb5ba) (Video)
51. [Lecture 51: Noise coming from Motors and Pumps](https://invisiblenetwork.ai/learn/nptel/112104227/854f7c6d4237) (Video)
52. [Lecture 52: Noise coming from Pump and Motor Working Simultaneously](https://invisiblenetwork.ai/learn/nptel/112104227/4478e853acda) (Video)
53. [Lecture 53: Noise coming from Compressors](https://invisiblenetwork.ai/learn/nptel/112104227/80b9f5d9f6d0) (Video)
54. [Lecture 54: Example problems regarding Noise coming from Compressor](https://invisiblenetwork.ai/learn/nptel/112104227/3267a023579f) (Video)
55. [Lecture 55: Noise Spread Mechanisms](https://invisiblenetwork.ai/learn/nptel/112104227/c1ea7180036a) (Video)
56. [Lecture 56: Reverberation time](https://invisiblenetwork.ai/learn/nptel/112104227/cdd4a6ed4265) (Video)
57. [Lecture 57: Reverberation time example problem](https://invisiblenetwork.ai/learn/nptel/112104227/2af0cfea4fd6) (Video)
58. [Lecture 58: Noise from Adjacent Room](https://invisiblenetwork.ai/learn/nptel/112104227/7309fd055788) (Video)
59. [Lecture 59: Acoustic Enclosures](https://invisiblenetwork.ai/learn/nptel/112104227/8596562d3fbc) (Video)
60. [Lecture 60: Acoustic Enclosures- Example Problems](https://invisiblenetwork.ai/learn/nptel/112104227/ba1899bbcdaa) (Video)
61. [Lecture 61: Large acoustical enclosures I](https://invisiblenetwork.ai/learn/nptel/112104227/5df30010457d) (Video)
62. [Lecture 62: Large acoustical enclosures II](https://invisiblenetwork.ai/learn/nptel/112104227/8105c26eab9d) (Video)
63. [Lecture 63: Acoustic barriers I](https://invisiblenetwork.ai/learn/nptel/112104227/1bc92d04d67e) (Video)
64. [Lecture 64: Acoustic barriers II](https://invisiblenetwork.ai/learn/nptel/112104227/94390c4c9322) (Video)
65. [Lecture 65: Acoustic barriers III](https://invisiblenetwork.ai/learn/nptel/112104227/355b8c4e99fa) (Video)
66. [Lecture 66: Helmholtz resonator I](https://invisiblenetwork.ai/learn/nptel/112104227/3b6fc53680e3) (Video)
67. [Lecture 67: Silencers](https://invisiblenetwork.ai/learn/nptel/112104227/216dd67fcc17) (Video)
68. [Lecture 68: Side branched mufflers -I](https://invisiblenetwork.ai/learn/nptel/112104227/a51b1fffb5c0) (Video)
69. [Lecture 69: Side branched mufflers -II](https://invisiblenetwork.ai/learn/nptel/112104227/a7b1f70ad66d) (Video)
70. [Lecture 70: Side branched mufflers -III](https://invisiblenetwork.ai/learn/nptel/112104227/96e2d35d21a9) (Video)
71. [Lecture 71: Expansion chamber muffler](https://invisiblenetwork.ai/learn/nptel/112104227/186bcc4539ac) (Video)
72. [Lecture 72: Single expansion chamber muffler](https://invisiblenetwork.ai/learn/nptel/112104227/8a95a118ebc4) (Video)