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Find the velocity

  • Thread starter hinamori88
  • Start date
  • #1

Homework Statement


The radius of curvature of a loop-to-loop roller coaster is 12 m. At the top of the loop, the force the force that the seat exerts on a passenger of mass m is 0.4 mg. Find the speed of the roller coaster at the top of the loop.


Homework Equations


ƩF = Fnet = ma
ac = v2/r
Fg = mg


The Attempt at a Solution


??
 

Answers and Replies

  • #2
rock.freak667
Homework Helper
6,230
31
What are the forces acting at the top of the loop? Form an equation for this.
 

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