Jawabanmu

2014-08-19T20:08:29+07:00
X = 16 m
f = 5 hz
v = 10 m/s
A = 4 cm
x = v.t
16 = 10.t
10t = 16
t = 8/5
f = n/t
n = f.t
   = 5.8/5
   = 8
Banyak gelombang yang terjadi = 8 gelombang