4 26 A smooth semicircular tube AB of radius r is fixed in a

Last updated: 6/7/2023

4 26 A smooth semicircular tube AB of radius r is fixed in a vertical plane and contains a heavy flexible chain of length r and weight Wir as shown Assuming a slight disturbance to start the chain in motion the velocity v with which it will emerge from the open end B of the tube is A 4gr TC 2 C 2gr T TC Figure 4 106 B D 2gr TC 2 gr 2 TC TC 2