Suvadip Messages 68 Reaction score 0 Thread starter Mar 1, 2010 #1 A heavy rod AB is suspended from a point O by two strings OA and OB . Show that the plane OAB is vertical. How to do this? Please help me.
A heavy rod AB is suspended from a point O by two strings OA and OB . Show that the plane OAB is vertical. How to do this? Please help me.
radou Homework Helper Messages 3,149 Reaction score 8 Mar 1, 2010 #2 Well, if nothing holds the rod AB except the strings, then, in order for it to be in equilibrium, it must hang. The rest is just vector algebra (3 coplanar vectors). The forces in the string together with the weight of the rod must cancel out.
Well, if nothing holds the rod AB except the strings, then, in order for it to be in equilibrium, it must hang. The rest is just vector algebra (3 coplanar vectors). The forces in the string together with the weight of the rod must cancel out.