Question: You are designing a billboard that will be viewed at night. The letters used on this billboard are made of an array of bright lights

You are designing a billboard that will be viewed at night. The letters used on this billboard are made of an array of bright lights like that shown in Figure Q25.17. If you want to make the sign legible from the greatest distance, which color should you choose for the lights? Why?

You are designing a billboard that will be viewed at night. The

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You should choose red light for the sign Red light has the longest wavelength and ... View full answer

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