MCQOPTIONS
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| 1. |
A second wave has a frequency of 3.5 kHz and wavelength 0.1 m. How long will it take to travel 700 m? |
| A. | 3.0 s |
| B. | 1.5 s |
| C. | 2.0 s |
| D. | 1 s |
| Answer» D. 1 s | |