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# A wave has an amplitude equal to 4.0m, angular speed $$\frac{1}{3} \pi$$ rads-1 ...

### Question

A wave has an amplitude equal to 4.0m, angular speed $$\frac{1}{3} \pi$$ rads-1 and phase angle $$\frac{2}{3} \pi$$ rad. The displacement y of the wave particle is given as

### Options

A) y = 4 sin $$\frac{\pi}{3}$$(t + 2)

B) y = 4 sin $$\frac{\pi}{3}$$(t + $$\frac{2}{\pi}$$

C) y = 4 sin $$\frac{\pi}{3} (2t + 1)$$

D) y = 4 sin \(\frac{\pi}{3} (t + 2)