What is the length of a simple pendulum, which ticks seconds ?

1.	What is the length of a simple pendulum, which ticks seconds ?
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :From Eq. (14.29), the time period of a <a href="https://interviewquestions.tuteehub.com/tag/simple-1208262" style="font-weight:bold;" target="_blank" title="Click to know more about SIMPLE">SIMPLE</a> pendulum is given by, <br/> `T=2pisqrt(L/g)` <br/> From this relation one gets, <br/> `L=(gT^(2))/(4pi^(2))` <br/> The time period of a simple pendulum, which ticks seconds, is 2 s. <a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a>, for g = 9.8 m `s^(-2)` and T = 2 s, L is <br/> `=(9.8(<a href="https://interviewquestions.tuteehub.com/tag/ms-549331" style="font-weight:bold;" target="_blank" title="Click to know more about MS">MS</a>^(-2))xx4(s^(2)))/(4pi^(2))` <br/> `=<a href="https://interviewquestions.tuteehub.com/tag/1m-283006" style="font-weight:bold;" target="_blank" title="Click to know more about 1M">1M</a>`</body></html>

Discussion