Wednesday

August 20, 2014

August 20, 2014

Posted by **John** on Wednesday, November 7, 2012 at 6:50pm.

If the locomotive can exert a constant pull

of 5.2 × 10^5 N, how long would it take to

increase the speed of the train from rest to

74.6 km/h? Disregard friction.

Answer in units of s

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