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lamda→ 0,75 m
v → 150 m/s
Ditanya: f
Jawab
f = v ÷ lamda
= 150 m/s ÷ 0,75 m
= 200 Hz
v= 150 m/s
dit=f......................?
pembahasan
f=v·lamda
f=150:0,75
f=200 Hz
maaf kalo salah soory