# A Metra train is at rest at the train station. You are running with a constant speed of #4.0m/s#. When you are 7.50m from the back end of the train, the train begins accelerating away from you at #0.12m/s^2#. Can you catch the train?

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If so, when do you catch the train? If not, how close do you get?

If so, when do you catch the train? If not, how close do you get?

##### 1 Answer

Oct 12, 2017

yes

#### Explanation:

how much time takes the train to attain a speed of 4m/s? from the kinetic equation

you have

now what distance that do you run in 33 s?

How much is the distance that does the train run in that time?

since the train travels 66,5 m and you 133,3 m and it is only 7,5 m far, you can catch the train.

But the doors are correctly closed and you can't