You have been hired to design a spring-launched roller coaster that will carry two passengers per car. The car goes up a 13-m-high hill, then descends 20 m to the track's lowest point. You've determined that the spring can be compressed a maximum of 2.5 m and that a loaded car will have a maximum mass of 450 kg. For safety reasons, the spring constant should be 13% larger than the minimum needed for the car to just make it over the top. Part A What spring constant should you specify? Express your answer to two significant figures and include the appropriate units. ► View Available Hint(s) k= μA Value Units ?

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Chapter1: Units, Trigonometry. And Vectors
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I Review | Constants
You have been hired to design a spring-launched
roller coaster that will carry two passengers per car.
The car goes up a 13-m-high hill, then descends
20 m to the track's lowest point. You've determined
that the spring can be compressed a maximum of
2.5 m and that a loaded car will have a maximum
Part A
What spring constant should you specify?
mass of 450 kg. For safety reasons, the spring
constant should be 13% larger than the minimum
needed for the car to just make it over the top.
Express your answer to two significant figures and include the appropriate units.
• View Available Hint(s)
HA
k =
Value
Units
Submit
Transcribed Image Text:I Review | Constants You have been hired to design a spring-launched roller coaster that will carry two passengers per car. The car goes up a 13-m-high hill, then descends 20 m to the track's lowest point. You've determined that the spring can be compressed a maximum of 2.5 m and that a loaded car will have a maximum Part A What spring constant should you specify? mass of 450 kg. For safety reasons, the spring constant should be 13% larger than the minimum needed for the car to just make it over the top. Express your answer to two significant figures and include the appropriate units. • View Available Hint(s) HA k = Value Units Submit
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