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Need help w/ Acceleration of a Freight Train problem

Question: A freight train has a speed of 29.8 m/s at a given instant and 9.2 seconds later its speed is 26.2 m/s.
train's acceleration is -3.91×10-1 m/s^2

What additional time would be necessary to bring the train to a complete stop, if it continues to slow at the rate given?

What total distance is travelled in stopping during the entire slowing phase?
 

Answers and Replies

Hootenanny
Staff Emeritus
Science Advisor
Gold Member
9,598
6
Please show some work
 

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