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please help with this physics question

l 8 of 13 Item 8 Part A A wave with a frequency of 280 Hz and a wavelength of 18.5 cm is traveling along a cord. The maximum speed of particles on the cord is the What is the amplitude of the wave? (Please enter your answer in cm, not meters) urs same as the wave speed. Submit My Answers Gihve Ua My Answers Give Up Continue
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Answer #1

Sor-frequency a wave, f= 280 Hz A-2-344 Cm or

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