I've been stuck on this for ages and would appreciate help on how to do it:(adsbygoogle = window.adsbygoogle || []).push({});

On a train, the magnitude of the acceleration experienced by the passengers is limited to 0.050g.If the train is going round a curve at a speed of 220km/hr what's the smallest radius of curvature that the curve can have without exceeding the maximum allowed acceleration on the passengers.

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# Problem-Smallest radius of curvature

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