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Exercise 10 The oral cavity of a child is 8 cm long, as measured from her...

Exercise 10

The oral cavity of a child is 8 cm long, as measured from her lips to vocal folds. What is the fundamental oscillation frequency of this cavity? (Treat the oral cavity as a cylinderopen at one end and closed on the other.) Does this make sense in light of the differences of the voices of children and adults?

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Answer #1

n = v/2l

=333/(2 x 8 x10-2)

= 2.1KHz

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