A car can accelerate uniformaly to 120 mi/h in 30 s. It is max braking rate cannot exceed 0.7g. What is the minimum time required to go 1/2 mile? Assume it begins and ends at rest. (Hint: a graph of velocity vs. tme can be helpful).(adsbygoogle = window.adsbygoogle || []).push({});

I am a high school teacher and one of my students gave me this problem to solve. I have tried my best to solve it but no luck of getting it. Any help is appriciated.

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Simple motion problem

**Physics Forums | Science Articles, Homework Help, Discussion**