Physics
Grade-8
Easy
Question
Which of the following sounds shows the lowest pitch?
Hint:
Low frequency causes low-pitch sound
The correct answer is:
- The total number of waves produced in one second is called the frequency of the wave.
- Low-pitch sound corresponds to a low-frequency sound wave.
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Given below are the sound wave forms of the voices of a boy and a girl. The amplitude of the boy’s voice is ____ the amplitude of the girl’s voice.
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