812.2 one-dimensional waves and the equation L of waves 6. The comparison of graphs of oscillation and waveform T, A, o, the moving direction of point (b) The graphs of waveform u AFoAZ A,a, determine o from the graph of waveform at t=0, the moving direction of point 812.2 one-dimensional waves and the equation of waves Example: figure depicts the waveform of a traveling sinusoidal wave at instants t=0 S, find(a) the oscillatory equation of point o; (b) the wavefunction P(x, t); (c) the oscillatory equation of point P;(d) the moving directions of points a and b y(x,0) v=0.08m/s 0.04 b 1010 §12.2 one-dimensional waves and the equation of waves 6. The comparison of graphs of oscillation and waveform T, A, φ, the moving direction of point (a) The graphs of oscillation A, λ, determine φ from the graph of waveform at t=0, the moving direction of point (b) The graphs of waveform • • a b x(m) 0.04 Ψ(x,0) o 0.2 P v = 0.08m/s Example: figure depicts the waveform of a traveling sinusoidal wave at instants t=0 s, find (a) the oscillatory equation of point o; (b) the wavefunction ;(c) the oscillatory equation of point P; (d) the moving directions of points a and b. Ψ(x,t) §12.2 one-dimensional waves and the equation of waves