Physics, 15.04.2020 22:41 JuJu4710

Um tubo sonoro, aberto nas duas extremidades, tem comprimento de 40 cm. Em certo instante o ar dentro do cubo está vibrando em seu 4° harmônico. sendo 340 m/s a velocidade do som no ar, qual é a frequência do som emitido pelo tubo?

a)425 Ghz

b)850 Hz

c)1,275 kHz

d)1,7 kHz

e)2125 Hz

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Um tubo sonoro, aberto nas duas extremidades, tem comprimento de 40 cm. Em certo instante o ar dentr...