3. What is the wave velocity of the traveling wave? (A) -3 cm\/s, (B) +3 cm\/s, (C) -5 cmn\/s, (

問題詳情

3. What is the wave velocity of the traveling wave?
(A) -3 cm/s,
(B) +3 cm/s,
(C) -5 cmn/s,
(D) +5 cn/s,
(E) 0 cm/s.

參考答案

答案：99

統計：A:0,B:0,C:0,D:0,E:0

難度：計算中

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