Qst about mechanics energy from :What is the ratio of the final kinetic energy of the group to the opening kinetic energy?
Chosen answer: (M+m)*(v/5) = (M-m)*v OR M + m = 5*M – 5*m 0r 4*M = 6*m or M = 1.5*m Answer for 2) Response for 1 Final KE = 0.5*(2.5*m)*(v^2/25) and Initial [...]
