Question

when we drop a brick and feather at the same time from same height which fall down fastly in presence of air resistance​

Answer 1

The brick will fall down first because it has more weight

Answer 2

brick falls down fastly in the air resistance as it is heavier than the feather and the air.but according to acceleration due to gravity, things falling from same height falls at the same time on the ground, if there is no air resistance..