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A way to find out its to call all the factories that manufacture traffic lights and see the sales reports of each country since 1912 when the first traffic light was created by a police man.

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16y ago

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Where were the world's first traffic light?

In your but crack


IN what city was the world's first electric traffic light?

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What is a simple traffic light circuit?

There are many ways you can design a simple traffic light circuit. I recommend you to use a 4017 IC. Please check this site as reference. It's a two way traffic light circuit. http://circuitdesolator.blogspot.com/2011/01/traffic-light-circuit-based-on-4017.html


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How many seconds does it take for a traffic light to turn into another colour?

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What does a fresh traffic light means?

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Can a traffic light emit light energy?

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