Asked by angel
What is the kinetic energy of a roller coaster car that has a mass of 482kg that is descending from the highest peak of the coaster which is known to be 75m tall and has a velocity of 37.9 m/s? The gravitational acceleration is 9.81 m/s2.
Answers
Answered by
Damon
The kinetic energy has nothing to do with how high it is or the value of g. All that matters is mass and speed.
Ke = (1/2) m v^2 = (1/2)(482)(37.9)^2 Joules
Ke = (1/2) m v^2 = (1/2)(482)(37.9)^2 Joules
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.