8 What minimum horizontal speed should be given to bob of a

Last updated: 6/12/2023

8 What minimum horizontal speed should be given to bob of a simple pendulum of length 1 so that it descri Ca complete circle Solution Suppose the bob is given a horizontal speec at the bottom and it describes a complete vertical cir Let its speed at the highest point be v Taking gravitational potential energy to be zero at the bott the conservation of energy gives 113 1 2 mvo 2 mu 2mgl