Question

if a spring of mass 30kg has spring constant 15 Nm¹,then its time period is-

Answer 1

Hey mate here is your answer
may be it is correct
i m not confirm about the answer
but i tried my best.

hope it is helpful,
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Answer 2

Answer: 2 pi root 2 seconds

Explanation: T = 2piroot (m/k)

=2 pi root (30/15) s

=2 pi root 2 seconds