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Clearnote
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Senior High
Physics
想問這題的解釋
Physics
Senior High
6 monthsago
外套呢?
想問這題的解釋
素養趨勢題 > 16 當我們使用正確的頻率來回撥動浴缸裡的水,可以產生駐波。若水的波速為1 7 公尺/秒,浴缸寬50公分,使靠浴缸壁兩邊的水面同時起伏(即兩邊同時最 nu 高或同時最低),則正確的頻率為多少赫茲? (A) 0.67 (D) 2 (B) 0.75 (E)2.5。 腹菓 (C) 1.5
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