The natural voice of men, women and
children are different and can be
distinguished. A student makes three
hypotheses:
(i) The amplitudes a sound emitted by
them are different.
(ii) The vocal cords are of different sizes.
(iii) The vocal cords vibrate with different
frequencies.
The correct option is:
Answers
Answered by
0
Answer:
1) Option of amplitude is correct as it gives us the difference between two voice
Answered by
0
Answer:
2. the vocal cords are of different sizes.
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