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07-01-2015
Physics

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a wave has a period of 2 seconds and a wavelength of 4 meters calculate its frequency and speed

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07-01-2015

-- Frequency = 1/period = 1/2sec = 1/2 per sec = 1/2 Hz.

-- Speed = (wavelength) x (frequency) = (4 m) x (1/2 per second) = 2 m/sec

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