Concept explainers
(a)
To Find: The frequency of the wave.
(a)
Answer to Problem 67A
The frequency of the sound is
Explanation of Solution
Given:
Wavelength of the signal is
Velocity of sound wave is
Time period is
Formula Used:
Frequency of the wave is
…… (1)
Here,
Calculation:
Substitute
Conclusion:
Hence, the frequency of the sound is
(b)
To Find: The number of complete waves emitted in the given period.
(b)
Answer to Problem 67A
275
Explanation of Solution
Given:
Wavelength of the signal is
Velocity of
Time period is
Formula:
Number of complete waves that is emitted in time interval
…… (1)
Here,
Calculation:
Substitute
The number complete wave is
Conclusion:
Hence, the number complete wave is
(c)
To Find: The distance after
(c)
Answer to Problem 67A
The distance travel by the wave is
Explanation of Solution
Given:
Wavelength of the signal is
Velocity of sound wave is
Time period is
Formula:
Distance travelled by the wave is
Here,
Calculation:
Substitute
Conclusion:
Hence, the distance travel by the wave is
Chapter 14 Solutions
Glencoe Physics: Principles and Problems, Student Edition
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