watch out this video on velocity analysis for the course eso209a dynamics.
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![Subham Kumar [IITK]](https://yt3.ggpht.com/yobH3KR7_Iq0aAhgytDhaiYlosAg2EITnYhdYD9nyLlTCtJtb0PJczBjJVp9Ez3I6bQleOtD=s176-c-k-c0x00ffffff-no-rj)