# physics

posted by .

a sprinter accelerates from rest to 10.0 m's in 1.35 s. what is her acceleration in m/s^2

• physics -

acceleration = change in velocity / change in time
so..
a = 10 - 0 / 1.35
a = 7.41 m/s^2

## Similar Questions

1. ### Physics

A sprinter accelerates at 4 m/s2 for 3 seconds, and then runs the rest of the race at a constant speed. If the race is 100 m, how much time does the sprinter take to fi nish the race?
2. ### physics

A sprinter mass 72 kg runs the 50 meter dash in 8.35 s. Assume that the sprinter accelerates in the first second and runs the rest of the race at a constant velocity. (a) Calculate the average power produced for that first second. …
3. ### physics

a sprinter accelerates from rest to 10 m/s in 1.3s. What is her acceleration a) in m/s^2> b) km/n^2?
4. ### physics

A 79-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.8 s. (a) Calculate the mechanical work done by the sprinter during this time. J (b) Calculate the average power the sprinter must generate. W (c) If the sprinter converts …
5. ### physics

A 79-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.8 s. (a) Calculate the mechanical work done by the sprinter during this time. J (b) Calculate the average power the sprinter must generate. W (c) If the sprinter converts …
6. ### college physics

A sprinter can reach a speed of 9.0 m/s in 1.0 s. If the sprinterâ€™s acceleration is constant during that time, what is the sprinterâ€™s acceleration?
7. ### Acceleration physics

1. A sprinter finishes the race with a velocity of 8.9 m/s. the sprinter accelerated to a stop at a rate of -2.7 m/s2. how long did it take the sprinter to come to a stop?
8. ### Physics

A sprinter accelerates at the start of the race at 8.5 m/s^2. After 1.3 seconds the sprinter runs the rest of the 100m race at a constant velocity. What was the sprinter's time at the finish line?
9. ### Physics

Using proper formulas, how do you go about with this question... really confused 1.) A sprinter accelerates from rest to 10.0m/s in 1.35s. What is her acceleration (a) in m/s^2 and (b) in km/h^2?
10. ### Physics

The first meters of a 100-meter dash are covered in 2 seconds by a sprinter who starts from rest and accelerates with a constant acceleration. The remaining 90 meters are run with the same velocity the sprinter had after 2 seconds. …

More Similar Questions