There is a 1 kilogram mag lev train in space that propels itself by converting 1 joule of electric energy into kinetic energy per second. There is no resistance and the train's mass remains constant during the experiment. What is it's acceleration?
#8, how can there possibly be complications with removing a catheter? Catheters are abnormal intrusions in the first place. Just pull the damned thing out. Hell, catheters are often taped in place, which shows that gravity and body motion may make them fall out in the first place. Catheters just want to be free! Libérez le cathéter!! La liberté de cathéter de mai supportent!!