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07-05-2018
Physics

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A wave is moving at the rate of 40 cm/s. Its wavelength is 8 cm. What is the frequency of the wave?

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07-05-2018

v=40 cms speed of wave

λ=8 cm wavelength

f=? frequency of wave

v=λ⋅f

40=8⋅f

f=408

f=5 s−1 is the answer

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