The displacement of a wave on a string is given by (SI units).

PHYSICS · Multi-part · CBSE · Physics · Waves · Waves

Problem

The displacement of a wave on a string is given by

y(x,t)=0.01\sin\bigl(4\pi x-200\pi t+\tfrac{\pi}{4}\bigr)

(SI units). (i) Determine its wavelength. (ii) Calculate its frequency.