Stopping a 747 A 747 jetliner lands and begins to slow to a stop as it moves along the runway. If its mass is 3.57×10^5 kg, its speed is 30.0 m/s, and the net braking force is 4.30 x 10^5 N ,
a.) what is its speed 6.82 s later?
b.) How far has it traveled in this time?