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f=20 kHz=20.000 Hz
v=320 m/s
h(lambda)=_____?
penyelesaian:
v=f×h
h=v/f
h=320/20.000
h=0,016 meter atau 1,6 cm
==>A
____________
mapel =fisika
kelas=8 smp semester 2
materi=getaran,gelombang,bunyi
kode soal =6
semoga membantu:3
semangat ya belajar nya:3