3/30/2024 0 Comments Noise pollution control deviceSo, this was all about the basic introduction of what a sound is, from where it gets produced and how do we hear it. The eardrums of our ears sense the vibrations produced by a vibrating object and send them to the brain as the stimulus. Sound is carried in all directions with the help of a medium, and it is produced by vibrating the objects. It helps us to communicate with one another and express ourselves. Sound plays an important role in our daily life. Sound is a vibration that propagates as an acoustic wave, through a transmission medium such as an elastic, liquid, gas, or solid with an approximate range of 20 to 20000 hertz(20kHz). ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.
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