高中波長都卜勒問題
我對於都卜勒了解的是, 聲源的移動才會影響頻率 ,頻率x波長等於波速,但是剛剛寫到一題題目:
聲源移動時,波長會因為觀測者的位置不同而不同
我的想法是聲源移動時 頻率和波的速度都是固定的那這樣因該波長不變,
可是答案卻是給正確,請板上的大大們幫助了
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