The spectrum in which the colors are separated using a narrow source of light is called:
rainbow
pure spectrum
impure spectrum
none of these
A
impure spectrum
B
none of these
C
pure spectrum
D
rainbow
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Solution
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A spectrum of light in which no two wavelengths (colours) overlap with each other is called a pure spectrum. A pure spectrum is formed when white light is passed through a narrow slit and the incident rays are parallel to each other.
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