In the aftermath of an intense earthquake, the earth as a whole “rings” with a period of 54 minutes.
What is the frequency of this oscillation?
T = 54 min / 1 x 60 s / m
= 3.1 x 10-4
In the aftermath of an intense earthquake, the earth as a whole “rings” with a period of 54 minutes.
What is the frequency of this oscillation?
T = 54 min / 1 x 60 s / m
= 3.1 x 10-4
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