A cyclist is travelling at 15 m s-1. She applies brakes so
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A cyclist is travelling at 15 m s-1. She applies brakes so

A cyclist is travelling at 15 m s-1. She applies brakes so
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A cyclist is travelling at 15 m s-1. She applies brakes so that she does not collide with a wall 18 m away. What deceleration must she have?

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