# Answer on Mechanics | Relativity Question for Joshua

Question #19088

A roller coaster is traveling at 5 m/s at the top of a hill 40 m above the ground. What is the speed of the roller coaster when it is 15 m above the ground?

Expert's answer

Required speed = sqrt[5^2 + 2*9.8*(40-15)] = 22.7 m/s

Need a fast expert's response?

Submit orderand get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

## Comments

## Leave a comment