Answer to Question #183458 in Physics for kat

Question

While driving on highway 401 you see a traffic jam ahead. Not wanting to apply the brake, you take your foot off the gas and let the car slow down on its own. Your acceleration is -4.0 m/s² (remember you are slowing down) and the mass of the car is 1200 kg.

a) How much frictional force acted to slow down the car?    

b) From the time take your foot off the gas, the car travels 85 m in 3.2 s. What was your initial velocity?

c) What was your final velocity?

Thank You in advanced!

Answer 1

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