How long to fall one mile?

Answer:
The best we can do is calculate the time it would take if there were no air resistance.

X = 1/2 g T2

5,280 = 16.1 T2

T = sqrt( 5,280/16.1 ) = 18.1 seconds
First answer by Alcohen2006. Last edit by Alcohen2006. Contributor trust: 1141 [recommend contributor recommended]. Question popularity: 1 [recommend question].