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state anae of visible band of elect so mawve which qive visible cffect |
Answer» <p>Thevisible spectrumis the portion of theelectromagnetic spectrumthat isvisibleto thehuman eye.Electromagnetic radiationin this range ofwavelengthsis calledvisible lightor simplylight. A typicalhuman eyewill respond to wavelengths from about 390 to 700nanometers.In terms of frequency, this corresponds to a band in the vicinity of 430–770THz.</p> | |