Math Problem Statement

有波动方程 y=0.02sin2π(t-0.4x) 求波长和频率

Solution

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Math Problem Analysis

Mathematical Concepts

Wave Equation
Frequency
Wavelength
Trigonometric Functions

Formulas

y(x,t) = A sin(2π(ft - (x/λ)) + φ)
f = 1 Hz
λ = 1/0.4 = 2.5 m

Theorems

Wave Propagation Formula

Suitable Grade Level

Grades 10-12