One end of a long stretched string is driven parallel to the y axis by an oscillator of frequency f$.$ The resulting wave on the string is given by y $=(0\mathrm{.}2$ cm$)$sin$[27(0\mathrm{.}05$x $-80$t$)]$ where x is in cm and t in seconds. What is the wavelength of this wave? $0\mathrm{.}05$ cml