What are the period and frequency of oscillations of a spring pendulum if the spring rate is 400 N / m

What are the period and frequency of oscillations of a spring pendulum if the spring rate is 400 N / m and the weight of the load is 0.5 kg?

Decision:
T = 2n√m / K = 0.2 s
v = 5 Hz
Answer: 0.2 s; 5 Hz.



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