10. A traveling wave on a string of linear density μ can be described by the wave function y(x, t) = A sin (Bx+ Ct+ D) where A, B, C, D are all positive constants. Which statement is not correct?.
(A) wavelength (λ) =2 π /C;
(B) velocity of the wave (U) = CIB ;
(C) tension (F) = μC2/B2,
(D) All;
(E) None.
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統計: A(1), B(0), C(1), D(0), E(0) #3188041
統計: A(1), B(0), C(1), D(0), E(0) #3188041
詳解 (共 2 筆)
#7407099
所以看到波方程式要直接判斷其是甚麼
B是k
C是w
所以波長會等於2pi/B
所以A是錯的
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