If (d^(2)y)/(dt^(2))+4=0 is the difference equation of SHM then period of oscillation is………second.

If (d^(2)y)/(dt^(2))+4=0 is the difference equation of SHM then period

1.	If (d^(2)y)/(dt^(2))+4=0 is the difference equation of SHM then period of oscillation is………second.
Answer» <html><body><p></p>Solution :Comparing <a href="https://interviewquestions.tuteehub.com/tag/equation-974081" style="font-weight:bold;" target="_blank" title="Click to know more about EQUATION">EQUATION</a> `(d^(2)y)/(dt^(2))+4y=0` with general <a href="https://interviewquestions.tuteehub.com/tag/differential-953008" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFERENTIAL">DIFFERENTIAL</a> equation `(d^(2)y)/(dt^(2))+omega^(2)x=0` <br/> `omega^(2)= 4` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a> omega =2` <br/> `therefore (<a href="https://interviewquestions.tuteehub.com/tag/2pi-1838601" style="font-weight:bold;" target="_blank" title="Click to know more about 2PI">2PI</a>)/(T)= 2` <br/> `therefore T= pi s` <br/> `therefore T= 3.14 s`.</body></html>