P17_003 - f = 1 T = 1 680 s = 1 47 Hz(c A sinusoidal wave...

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3. (a) The motion from maximum displacement to zero is one-fourth of a cycle so 0 . 170 s is one-fourth of a period. The period is T =4(0 . 170 s) = 0 . 680 s. (b) The frequency is the reciprocal of the period:
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Unformatted text preview: f = 1 T = 1 . 680 s = 1 . 47 Hz . (c) A sinusoidal wave travels one wavelength in one period: v = λ T = 1 . 40 m . 680 s = 2 . 06 m / s ....
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