Question

A clown is rocking on a rocking chair in the dark. His glowing red nose moves back and forth a distance of 0.42m exactly 30 times a minute in a simple harmonic motion. (a) what is the amplitude of this motion? (b) what is the period of this motion? (c) what is the frequency of this motion?

Answer 1

amplitude=.92m
period=30/60 times/second
f=1/period

Answer 2

I don't understand the question