Posted by **Emily** on Sunday, November 1, 2009 at 10:02pm.

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 -
**MathMate**, Monday, November 2, 2009 at 12:01am
Centripetal acceleration, ac

= rω²

The direction is radially outwards

At the bottom, radial acceleration (measured positive upwards) adds to gravity

= -ac-g

At the top of the wheel, radial acceleration (measured positive upwards) reduces gravity

= ac-g

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