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Home Q & A Board Science-Related Homework Help Physics
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ppk ppk
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12 years ago
A sewing machine needle moves up and down in simple harmonic motion with an amplitude of 1.27 cm and a frequency of 2.55 Hz. How long does it take it to travel 11.43 cm?
A) 3.53 s
B) 0.882 s
C) 1.13 s
D) 1.76 s
E) 2.65 s
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bio_manbio_man
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