(a)
To show that period of a keyboard tone with frequency 256 Hz is 0.00391 s.
(a)
Answer to Problem 49A
The period of a keyboard tone with frequency 256 Hz is 0.00391 s.
Explanation of Solution
Given:
Frequency (
Formula used:
Time period of vibration (
Calculation:
Put the given values and we get;
Time period of vibration (
Conclusion:
(b)
To show that the wavelength of sound wave in air is 1.33 m for the frequency 256 Hz.
(b)
Answer to Problem 49A
The wavelength of sound wave in air is 1.33 m for the frequency 256 Hz.
Explanation of Solution
Given:
Speed of sound wave (
Frequency (
Formula used:
Calculation:
Put the values and we get;
Conclusion:
Thus, the wavelength of sound wave in air is 1.33 m for the frequency 256 Hz.
Chapter 26 Solutions
Conceptual Physics: The High School Physics Program
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