An open train car with a mass of 21902190 kg coasts along a

Last updated: 6/26/2023

An open train car with a mass of 21902190 kg coasts along a horizontal track at the speed 3 013 01 m s The car passes under a loading chute and as it does so gravel falls vertically into it for 3 373 37 s at the rate of 439439 kg s What is the car s speed vfvf after the loading is completed Ignore rolling friction