Colonel John P. Stapp, USAF, participated in studying whether a jet pilot could survive emergency ejection. On March 19, 1954, he rode a rocket-propelled sled that moved down a track at a speed of 632 mi/h. He and the sled were safely brought to rest in 1.40 s.
(a) Determine the negative acceleration he experienced. m/s2
(b) Determine the distance he traveled during this negative acceleration. m