47 A U tube of cross section A and 2A contains liquid of

Last updated: 6/8/2023

47 A U tube of cross section A and 2A contains liquid of density p Initially the liquid in the two arms are held with a level difference h as shown in figure After being released the levels equalize after some time The work done by gravity forces on the liquid in the process is a pAgh c pAgh2 6 A 2A b pAgh 3 d pAgh 3 4