A person on a swing takes 2.0 seconds to travel from her highest backward point to her highest forward point. What is the frequency of her swinging?

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Answer 1 · 2017-12-24T20:38:24

The person takes 2 seconds to cover half of one full oscillation, so the period is 4 sec.

As #f = 1/T# this means the frequency is #= 1/4 = 0.25# Hertz