physics
posted by Emily .
A Ferris wheel with a radius of 9.61 m rotates at a constant rate, completing one revolution every 34.1 s. Calculate the magnitude of a passenger's acceleraton when at the top of the wheel.

physics 
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Centripetal acceleration, ac
= rω²
The direction is radially outwards
At the bottom, radial acceleration (measured positive upwards) adds to gravity
= acg
At the top of the wheel, radial acceleration (measured positive upwards) reduces gravity
= acg
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