3.Two pure tones are sounded together and a particular beat frequency is heard. What happens to the beat frequency if the frequency of one of the tones is increased?
(A)It increases.
(B) It decreases.
(C) It does not change.
(D) It becomes zero.
(E) We cannot tell from the information given.

答案:登入後查看
統計: A(0), B(0), C(0), D(0), E(21) #3081243

詳解 (共 1 筆)

#7092197
題目解析 這道題目涉及到音頻的「拍頻」...
(共 1011 字,隱藏中)
前往觀看
0
0

私人筆記 (共 1 筆)

私人筆記#7553936
未解鎖
111年 - 111 國立中山大學_學...
(共 464 字,隱藏中)
前往觀看
0
0