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v = 360 m/s
λ = 25 cm = 25/100 = 0,25 m
dit : f ?
dijawab :
f = v/λ
= 360/0,25
= 1.440 Hz
λ = 25 cm
dit : f =...?
peny : f = V/λ
=360/25
=14,4 Hz