Hellow guys, Welcome to my website, and you are watching lecture 1//Simple Harmonic Motion Part 1// Periodic Motion and Oscillatory Motion.. and this vIdeo is uploaded by Sarbdeep Kaur Sidhu at 2020-09-01T06:33:36-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.