Asked by Emma
A car mass of 1330 kg is traveling at 28.0 m/s. The driver applies the brakes to bring the car to a rest over a distance of 79.0 m. Calculate the retarding force.
Answers
Answered by
drwls
Vo = sqrt(2 a X)
Solve that for the acceleration, a.
X = the stopping distance, 79 m
a = Vo^2/(2X)= 4.96 m/s^2
Themn use F = M a
Solve that for the acceleration, a.
X = the stopping distance, 79 m
a = Vo^2/(2X)= 4.96 m/s^2
Themn use F = M a
Answered by
Emma
Two men pull a 31-kg box with forces 9.7 N and 7.6 N. Find the resultant scceleration of the box.
Answered by
drwls
Please post new questions separately, using "Post a New Question"
Your question cannot be answered unless the directions of the two pulling forces are specified
Your question cannot be answered unless the directions of the two pulling forces are specified
Answered by
Anonymous
does "sqrt" mean square root?
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.