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Verified answer
12][
V = w R ✔️
13][
n = 30
t = 25 s
R = ½ m
aₛ = __?
frekuensi
f = n / t
f = 30/25 = 1,2 Hz
kecepatan sudut
ω = 2π f
ω = 2π • 1,2 = 2,4 π rad
percepatan sentripetal
aₛ = ω² R
aₛ = (2,4 π)² • ½
aₛ = 2,88 π² m/s² ✔️