問題詳情
1.某生以直立、盛水的共鳴管進行空氣中聲波速率測量之實驗。當共鳴管中水面接近管口時，在管口外敲擊音叉，並逐漸降低水面。當水面降至與管口距離為HHH3的時候，分別聽到第一、第二、第三次的共鳴聲響，則下列何者最接近當時聲波的波長？
(A)H1
(B)2H1
(C)H2– H1
(D)H3– H1
(E) 
參考答案
無參考答案
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