JEE Main 9 Jan 2019 Shift 1 Solved Paper

Three blocks A, B and C are lying on a smoothhorizontal surface, as shown in the figure. A andB have equal masses, m while C has mass M.Block A is given an brutal speed v towards Bdue to which it collides with B perfectlyinelastically. The combined mass collides with C, also perfectly inelastically

5

6

th of the initial kinetic energy is lost in whole process. What is value of M/m ?