Jawabanmu

2013-12-18T20:26:48+07:00
Fs = m. as
Fs = gaya sentripetal
m = massa
as = percepatan sentripetal

cari dulu as nya

as = v^2 / R

as = 16 / 2
as = 8 m/s2

Fs = m . as
Fs = 1 . 8
Fs = 8 N
2 3 2