Explain how long does it take for the last car

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Q. A man pushes a 16-kg lawn mower at constant speed with aforce of 90 N directed along the handle , which is at a 45 degree angle to the horizontal. Find the horizontal retarding force.

Q. A train is traveling up a 3.3 incline at a speed of 2.45 when the last car breaks free and begins to coast without friction. How long does it take for the last car to come to rest momentarily?

Reference no: EM13116560

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