(a) i. ii. The transverse displacement of a disturbance in a medium is described by a wave function f(x, t) = 0.036 x cos(800t - 50x + π/6) metre. What is the speed and direction of propagation? What is the maximum transverse speed? iii. Sketch the wave profile at t = 0. iv. The wave encounters another similar wave but travelling in the opposite V. direction. Explain what happens. The wave encounters another wave g(x,t) = 0.036 x cos(960t - 60x) metre. Explain what happens. frequency 2500 Hz annreaches a listener at a sneed

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