2 An astronaut jumps from an aeroplane After he had fallen

Last updated: 6/10/2023

2 An astronaut jumps from an aeroplane After he had fallen 40 m then his parachute opens Now he falls with a retardation of 2 0 m s and reaches the earth with a velocity of 3 0 m s What was the height of the aeroplane For how long astronaut remained in air g 9 8 m s Ans 234 m 15 4 s