Thread: help with physics

A 58 kg person on a merry-go-round is traveling in a circle with a radius of 2 m at a speed of 3 m/s. (a) What acceleration does the person experience?
m/s²

(b) What is the net horizontal force?
N

(c) How does it compare with the person's weight?
F_hor.,net / W =

Do I use the equation

Ac= v^2/r

yes