(II) A runner hopes to complete the 10,000-m run in less

Chapter 2, Problem 35P

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

(II) A runner hopes to complete the 10,000-m run in less than 30.0 min. After running at constant speed for exactly 27.0 min, there are still 1200 m to go. The runner must then accelerate at \(0.20\ m/s^2\) for how many seconds in order to achieve the desired time?

Questions & Answers

QUESTION:

(II) A runner hopes to complete the 10,000-m run in less than 30.0 min. After running at constant speed for exactly 27.0 min, there are still 1200 m to go. The runner must then accelerate at \(0.20\ m/s^2\) for how many seconds in order to achieve the desired time?

ANSWER:

Step 1 of 3

Given data,

Total distance to travel by the runner:

Total time duration to run :

Distance after 27min

Distance to run in next 3 min

Acceleration after 27min

Initial velocity of the runner t=27min is

The runner then accelerates in t seconds, to get to the final velocity,


Add to cart


Study Tools You Might Need

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back