y = 8 sin (2πt-0,20πx) bandingkan dengan
y = A sin (wt ± kx) maka didapat :
A = 8
w = 2π
k = ⅕π
k = 2π/lamda
lamda = 2π/k
lamda = 2π/(⅕π)
lamda = 10 meter
v = w/k
v = 2π/(¼π)
v = 10 m/s
f = v/lamda
f = 10/10
f = 1 Hz
Jawab : C. 1 Hz dan 10 meter
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y = 8 sin (2πt-0,20πx) bandingkan dengan
y = A sin (wt ± kx) maka didapat :
A = 8
w = 2π
k = ⅕π
k = 2π/lamda
lamda = 2π/k
lamda = 2π/(⅕π)
lamda = 10 meter
v = w/k
v = 2π/(¼π)
v = 10 m/s
f = v/lamda
f = 10/10
f = 1 Hz
Jawab : C. 1 Hz dan 10 meter