L1 –L2 = λ/2L1 = 0.255 mL2 = 0.435 mf = 900 Hzv(sound) = _________m/s% error = __________%
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L1 –L2 = λ/2L1 = 0.255 mL2 = 0.435 mf = 900 Hzv(sound) = _________m/s% error = __________%
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