- #1
annamae
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Homework Statement
We have a general rollercoaster design- a hill and a perfect circle loop,
the hill is 55m high and the loop has a radius of 20m. What is the force exerted on the passenger seat at the very top of the loop?
a. 300
b. 500
c. 750
d. 1000
e. 0
Homework Equations
ac=v2/r
Fnet=Fg+Fn+Fp+Ff
The Attempt at a Solution
I found centripetal acceleration to be 15 m/s2
The velocity is 17.32 m/s
Fnet= 60(9.8)+60(15)
But my final answer is 1500N which isn't one of the above choices
So what am i doing wrong?