does not change in time 9 A wagon of mass 2000 kg is

Last updated: 6/9/2023

does not change in time 9 A wagon of mass 2000 kg is separated from a train travelling at 9 km h and comes to the rest in 2 minutes What is the resistance between the wheels of the wagon and the track a 42 N c 45 N b 41 7 N d 47 N