Figureshows a plot of the transverse displacements of the particles of a string at t = 0 through which a travelling wave is passing in the positive x-direction. The wave speed is 20 cms^-1. Find (a) the amplitude, (b) the wavelength, (c) the wave number and (d) the frequency of the wave..

Figureshows a plot of the transverse displacements of the particles of

1.	Figureshows a plot of the transverse displacements of the particles of a string at t = 0 through which a travelling wave is passing in the positive x-direction. The wave speed is 20 cms^-1. Find (a) the amplitude, (b) the wavelength, (c) the wave number and (d) the frequency of the wave..
Answer» <html><body><p><br/></p>Solution :<a href="https://interviewquestions.tuteehub.com/tag/given-473447" style="font-weight:bold;" target="_blank" title="Click to know more about GIVEN">GIVEN</a> that `v=20cm/s` <br/> a. amplitude `A=1mm` <br/>b. `Wavelength <a href="https://interviewquestions.tuteehub.com/tag/lamda-536483" style="font-weight:bold;" target="_blank" title="Click to know more about LAMDA">LAMDA</a>=4cm` <br/> c. Wave <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> `<a href="https://interviewquestions.tuteehub.com/tag/n-568463" style="font-weight:bold;" target="_blank" title="Click to know more about N">N</a>=(<a href="https://interviewquestions.tuteehub.com/tag/2pi-1838601" style="font-weight:bold;" target="_blank" title="Click to know more about 2PI">2PI</a>)/lamda` <br/> `=((2xx3.14))/4` <br/> `=1.57cm^-1` <br/> `(wave number =k)` <br/> d. Frequencey `f=1/T=20/4=5Hz` <br/> `(where time period T=lamada/v)`</body></html>