MCQOPTIONS
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| 1. |
What is the frequency of sound waves in the audio range |
| A. | 20 Hz to 20 , 000 Hz |
| B. | 0 . 5 Hz to 5 Hz |
| C. | 1 Hz to 10 Hz |
| D. | 20 , 000 Hz to 40 , 000 Hz |
| Answer» B. 0 . 5 Hz to 5 Hz | |