October 2018 1 31 Report
Bila cepat rambat bunyi di udara 340 m/s dan resonansi pertama terjadi pada saat panjang kolom udara 20 cm, maka frekuensi garpu tala sebesar ...
a. 1.700 Hz
b. 900 Hz
c. 450 Hz
d. 425 Hz
tolong pake cara yaa,makasih

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