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A 85 kg airplane pilot pulls out of a dive by following, at constant speed, the arc of a circle whose radius is 260 m. The acceleration of gravity is...

A 85 kg airplane pilot pulls out of a dive by
following, at constant speed, the arc of a circle
whose radius is 260 m.
The acceleration of gravity is 9.81 m/s2 .

At the bottom of the circle, where her speed
is 180 km/h, what is the magnitude of her
acceleration?
Answer in units of m/s2.

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