A freight train has a mass of 1.5 * 10^7 kg. If the locomotive can exert a constant pull of 7.5 * 10^5 N, how long would it take to increase the speed of the train from rest to 85 km/h? How far did the train move in that time? AHHH WHAT THE FUDGE IS THAT??

Question

A freight train has a mass of 1.5 * 10^7 kg. If the locomotive can exert a constant pull of 7.5 * 10^5 N, how long would it take to increase  the speed of the train from rest to 85 km/h? How far did the train move in that time? AHHH WHAT THE FUDGE IS THAT??

king · Answer

Is it on a surface with or without friction?

anonymous · Answer

Yeah I think it's on a surface o.o, that's all they told me though D: