PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
The displacement of a sound wave is given by y(x,t)=0.02sin(5x−300t), where all quantities are in SI units. What is the amplitude of the wave?
(a) 0.002\,\text{m}
(b) 0.04\,\text{m}
(c) 0.02\,\text{m}
(d) 0.2\,\text{m}