A solid sphere of radius ‘r’ is kept on a concave mirror of radius of curvature R. The arrangement is kept on a horizontal table. If the sphere is displaced from its equilibrium position and left, then it executes SHM. The period of oscillation will be (sphere does't slip)

A solid sphere of radius ‘r’ is kept on a concave mirror of radius

1.	A solid sphere of radius ‘r’ is kept on a concave mirror of radius of curvature R. The arrangement is kept on a horizontal table. If the sphere is displaced from its equilibrium position and left, then it executes SHM. The period of oscillation will be (sphere does't slip)
Answer» <html><body><p>`<a href="https://interviewquestions.tuteehub.com/tag/2pi-1838601" style="font-weight:bold;" target="_blank" title="Click to know more about 2PI">2PI</a> <a href="https://interviewquestions.tuteehub.com/tag/sqrt-1223129" style="font-weight:bold;" target="_blank" title="Click to know more about SQRT">SQRT</a>([(<a href="https://interviewquestions.tuteehub.com/tag/r-611811" style="font-weight:bold;" target="_blank" title="Click to know more about R">R</a> - r)(1.4)<a href="https://interviewquestions.tuteehub.com/tag/g-1003017" style="font-weight:bold;" target="_blank" title="Click to know more about G">G</a>])`<br/>`2pi sqrt([((R - r))/g])`<br/>`2pi sqrt([((Rr))/g])`<br/>`2pi sqrt([((R))/(gr)])`</p>Answer :A</body></html>