A needle of sewing machine moves in a path of amplitude 2 cm and has frequency 10 Hz with a simple harmonic motion. Find the th second after it has crossed its 40 acceleration mean position.
A needle of sewing machine moves in a path of amplitude 2 cm and has frequency 10 Hz with a simple harmonic motion. Find the th second after it has crossed its 40 acceleration mean position.
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Transcribed Image Text:A needle of sewing machine moves in a
path of amplitude 2 cm and has frequency 10
Hz with a simple harmonic motion. Find the
1
acceleration
th second after it has crossed its
40
mean position.
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