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Musical scale, acoustic of building, Reverberation Time, Echo
Lesson 19 of 21 • 5 upvotes • 12:06mins
Rajesh Kumar
Definition of musical scale , reverberation time, echo generation, accoustic of building. Musical scale is a sequential pattern of frequencies which is pleasant to hear. Acoustic of building covered design of auditorium parabolic background .sound absorbing materials used. reflections of sound and direct sound create Eco. when Eco last long then this phenomenon of known as reverberation and the time duration is known as reverberation time then such sound is called reverberant sound. ringing is a phenomenon of amplifying sound from sound box which is unpleasant .minimum distance to hear Eco the distance of wall from observer is 17.2 m.
(Hindi) Sound wave
21 lessons • 3h 20m
1
Sound Wave Course Overview (in Hindi)
5:08mins
2
Nature and Propagation of Sound Wave (in Hindi)
10:19mins
3
Wavefront, displacement Wave and Pressure Wave (in Hindi)
13:10mins
4
Speed of Sound Wave in Material Medium (in Hindi)
7:14mins
5
Speed of Sound Wave in Solid and Gases (in Hindi)
8:37mins
6
(Hindi)Effect of pressure, temperature and humidity on the speed of sound in air
8:28mins
7
(Hindi) Intensity of sound wave
8:59mins
8
(Hindi) Appearance of sound to human ear
7:10mins
9
(Hindi) Interference of sound wave
10:14mins
10
(Hindi) Reflection of sound wave
10:16mins
11
(Hindi)Vibrations of air columns in closed organ pipe
7:45mins
12
(Hindi) Vibrations of air column in open organ pipe
10:47mins
13
(Hindi) Determination of speed of sound in air,Resonance Column Method
9:14mins
14
(Hindi)Kundt's tube experiment speed of sound in gas and rod
11:58mins
15
BEATS
12:36mins
16
Diffraction of sound wave
10:31mins
17
Doppler effect in sound wave.
9:58mins
18
Change in wavelength, Sonic Boom and Mach Number
9:19mins
19
Musical scale, acoustic of building, Reverberation Time, Echo
12:06mins
20
Numerical exercise no 01, based on sound wave
10:05mins
21
Numerical exercise no 02
6:21mins
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