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7. A metal sphere with a mass 7.50 kg is connected to a spring with a force constant of 375 N/m, and it oscillates horizontally

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7. A metal sphere with a mass 7.50 kg is connected to a spring with a force constant of 375 N/m, and it oscillates horizontally with an amplitude of 4.45 cm. (a)What is the total mechanical energy (in J) of the spherespring system? (b)What is the maximum speed (in m/s) of the oscillating sphere? (c)What is the maximum magnitude of acceleration (in m/sz) of the oscillating sphere

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