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OS.L1.4-01 In an engine, a piston oscillates with simple harmonic motion so that its position varies according to the express

No Calculus please
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Answer #1

alt)=15 cos (20 t) (a) comparing with standard equation alt) = A Cos (wt) ce = 20 27 -20 T T=21 20 T = 0.314 seconds 16) Ampl

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