Question #43247
2 Answers
Oct 13, 2017
Explanation:
The formula relating velocity under constant acceleration is:
Each variable, and the known values for this problem, are shown below:
Substituting into the formula:
Oct 13, 2017
Explanation:
The velocity when roller coaster starts down the slope is
That is, it's initial velocity is
After
That is, it's final velocity is
Using formula,