6 A jet airplane travelling at the speed of 500 km h ejects

Last updated: 6/8/2023

6 A jet airplane travelling at the speed of 500 km h ejects its products of combustion at the speed of 1500 km h relative to the jet plane The speed of the products of combustion with respect to an observer on the ground is a 500 km h c 1500 km h On a long horizontally b 1000 km h d 2000 km h moving belt a child runs to