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Which of the following has the lowest frequency

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Physics
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Which of the following has the lowest frequency?

Answer & Solution
Correct Answer: Option A
The electromagnetic spectrum is generally divided into seven regions, in order of decreasing wavelength and increasing energy and frequency: radio waves, microwaves, infrared, visible light, ultraviolet, X-rays and gamma rays.So among the given options, visible lights has the lowest frequency, while gamma rays has the highest.
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