Physics · Sound Waves
Consider the following statements: 1. The loudness of a sound is determined basically by its frequency. 2. The frequency of the sound wave does not change when it travels from one medium to another. 3. Audible range of the average human ear extends from about 20 Hz to 20 kHz. How many of the statements given above are correct?
- 1None
- 2All three
- 3Only two✓
- 4Only one
Correct answer
Only two
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