Question: You are an engineer designing a traffic light. Assume a person can see a traffic light change color from red to yellow, and it takes

You are an engineer designing a traffic light. Assume a person can see a traffic light change color from red to yellow, and it takes one second to respond to a change in color. Suppose the speed limit is 15. m/s. Your goal is to enable drivers always to stop after seeing and responding to the yellow light with a maximum deceleration of -5.0 m/s². How long should the yellow light last?

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