Question

The position of a 0.5 kg object attached to a spring in meters is given by: x(t) = 5 cos(2t + 0.5π).

(a) Plot x(t) as a function of t, for 0 ≤ t ≤ 3π.
(b) What is x(t) when t = 1.5 s and t = 7 s.
(c) What is the: amplitude, period, frequency, and the spring constant?

 

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