問題詳情
三、填充題：每格3分、共5格 15分1. 長度均為 m 之輕、重兩彈簧相連接時，今在重彈簧外端以 2.0 次∕s 抖動，而輕彈簧外端固定，經 s 後，脈動傳到輕彈簧外端，已知脈動在輕、重彈簧中之速率比為 3：2，則波動在輕彈簧上之速率為 【 (1) 】公尺∕秒， 波動在重彈簧的波長為【 (2) 】公尺， 波動在輕、重兩彈簧上之頻率比值為 【 (3) 】
1
1
參考答案
答案：A
難度：簡單0.731071
統計：A(280),B(50),C(16),D(13),E(0)
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