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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. What is the maximum acceleration of the needle?
A) 8.26 cm/s2
B) 16.5 cm/s2
C) 18.1 cm/s2
D) 326 cm/s2
E) 163 cm/s2
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bio_manbio_man
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