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प्रश्न
Which characteristics of the sound helps you to identify your friend by his voice while sitting with others in a dark room?
उत्तर
The quality or timber of sound is that characteristic which enables us to distinguish one sound from another having the same pitch and loudness. Each individual has a unique sound quality, which allows us to distinguish one person from another even when we are not looking at them, i.e., in a dark room.
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