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Statement of a problem № 3407

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A mass of 4 kg attached to the lower end of a vertical spring of constant 20 N/m oscillates with a period of 10 s. Find (a) the natural period; (b) the damping constant; (c) the logarithmic decrement.

Solution:
A mass of 4 kg attached to the lower end of a vertical spring of constant 20 N/m

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