Question

What is Sprectum?

Answer in simple language​

Answer 1

Answer:

Spectrum, in optics, the arrangement according to wavelength of visible, ultraviolet, and infrared light. An instrument designed for visual observation of spectra is called a spectroscope; an instrument that photographs or maps spectra is a spectrograph.

Answer 2

Answer:

Spectrum, in optics, the arrangement according to wavelength of visible, ultraviolet, and infrared light. An instrument designed for visual observation of spectra is called a spectroscope; an instrument that photographs or maps spectra is a spectrograph.

or

a band of colours, as seen in a rainbow, produced by separation of the components of light by their different degrees of refraction according to wavelength.

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