:cool: Thank you Bandersnatch but here do you mean to say that the object moves at a constant velocity of 9.8 m s-1 irrespective of the acceleration, which is 0.
A parachutist's fall is due to gravity of the Earth which pulls down the weight of the parachutist towards it. Initially there is no air resistance. The air resistance increases and acts against gravity. There is a phase the velocity is constant. When parachute opens, air resistance increases...