an object of mass 1 kg possesses a kinetic energy of 4 jules if the speed is increased by 50% what is it new kinetic energy Share with your friends Share 2 Vikas Kumar Singh answered this Dear Student KEi = 12mv2= 4J KEnew=12m(v+0.5v)2 =12mv22.25 =4×2.25 =9 J Regards -1 View Full Answer Akshar answered this 8 1