2 A balloon with mass 20 kg is moving downward with an

Last updated: 6/10/2023

2 A balloon with mass 20 kg is moving downward with an acceleration 2 2 m s2 What mass Am of its contents be removed so that it starts moving up with same acceleration g 9 8 m s O 2 66 kg O 7 33 kg O 4 66 kg O 5 33 kg