MCQOPTIONS
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| 1. |
The speed of a wave in a medium is 760m/s. If 3600 waves are passing through a point in the medium in 2 min, then its wavelength is |
| A. | 13.8m |
| B. | 41.5m |
| C. | 25.3m |
| D. | 57.2m |
| Answer» D. 57.2m | |