59.tGiven a traveling sinusoidal wave, y(x, t) = A s(n(kx — ωt + φ). What are the wavelength and ftequency of the wave?
(A) wavelength: 1/k＞ frequency:1/ω
(B) wavelengtii: k/(2π), frequency: 2π/ω
(C)twavelength:tfrequency: 2π/k，frequency:2π/ ω
(D) wvelength: 2πk, frequency: 2πω
(E)twavelength: 2π/k, frequency:ω/(2π)
答案：E
統計：A:0,B:0,C:0,D:0,E:1
難度：計算中