Examen
A youngster in a boat on a lake watches waves that seem to be an endl
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A youngster in a boat on a lake watches waves that seem to be an endless succession of identical crests passing with a half-second interval between each. If every disturbance takes 1. 5 s to sweep straight along the length of her 4. 5-m-long boat, what are the frequency, period, and wavelength o...
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