Concept explainers
The following sound waves have what velocity?
a. 20.0 Hz,
b. 200.0 Hz,
c. 2,000.0 Hz,
d. 20,000.0 Hz,
(a)
The velocity of the sound waves having frequency and wavelength as
Answer to Problem 15PEB
Solution:
Explanation of Solution
Given data:
The frequency and wavelength of the sound wavesare
Formula used:
Write the expression of the velocity of the wave.
Here,
Explanation:
Calculate the velocity of the sound wave having frequency and wavelength as
Here,
Substitute
Conclusion:
The velocity of the wave is
(b)
The velocity of the sound waves having frequency and wavelength as
Answer to Problem 15PEB
Solution:
Explanation of Solution
Given data:
The frequency and wavelength of the sound wavesare
Formula used:
Write the expression of the velocity of the wave.
Here,
Explanation:
Calculate the velocity of the sound wave having frequency and wavelength as
Here,
Substitute
Conclusion:
The velocity of the wave is
(c)
The velocity of the sound waves having frequency and wavelength as
Answer to Problem 15PEB
Solution:
Explanation of Solution
Given data:
The frequency and wavelength of the sound waves are
Formula used:
Write the expression of the velocity of the wave.
Here,
Explanation:
Calculate the velocity of the sound wave having frequency and wavelength as
Here,
Substitute
Conclusion:
The velocity of the wave is
(d)
The velocity of the sound waves having frequency and wavelength as
Answer to Problem 15PEB
Solution:
Explanation of Solution
Given data:
The frequency and wavelength of the sound waves are
Formula used:
Write the expression of the velocity of the wave.
Here,
Explanation:
Calculate the velocity of the sound wave having frequency and wavelength as
Here,
Substitute
Conclusion:
The velocity of the wave is
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