I need to know how many Kgf are needed to put 70 Kg (an average person) at 40.320 Km/h. That is the speed to go out of earths atmosphere.
I know that:
1 Kgf equals 9.8 Newtons
1 Newton puts 1 Kg up to 1 m/s
11.2 Newtons equals 40.320 Km/h
Anyone can help?