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Clearnote
Q&A
Senior High
Physics
求解
Physics
Senior High
6 monthsago
外套呢?
求解
(A) (6) 長為L 兩端固定的弦形成頻率為f的駐波時,此時駐波波長為Ļ,則距離固定端 處的質 點之振動頻率為何? 2 (A) f (B) ef (C) - (D) (E) 0. 3 f= nv 2L L = n__L 2 h=2 3-1
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