Penjelasan:
diket: panjang gelombang (lamda) = 2,5 m
f = 40Hz
dit: v
v = lamda . f
v = 2,5 x 40
v = 100 m/s
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Penjelasan:
diket: panjang gelombang (lamda) = 2,5 m
f = 40Hz
dit: v
v = lamda . f
v = 2,5 x 40
v = 100 m/s