Question

A runner hopes to complete the 10,000-m m run in less than 30.0 min. After running at constant speed for exactly 27.0 min , there are still 1100 to go.

The runner must then accelerate at 0.23 m/s2m/s2 for how many seconds in order to achieve the desired time?

Express your answer using two significant figures.

Answer 1

1.