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13.7 A 5 kg mass is attached to a spring with a spring constant of 490 N/m. The spring is stretched 14 cm from equilibrium and released at t = 0 s. a) Write the equation for the position as a function of time. b) What is the position of the spring at t 0.25 s?

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Answer #1

Here we use concept of simple harmonic motion and its equation,

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