What is a Spectrum?
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Answer:
Spectrum refers to the invisible radio frequencies that wireless signals travel over. ... The portion used for wireless communication sits within that space and ranges from about 20 KHz to 300 GHz. Spectrum wavelengths are classified into different bands within the electromagnetic spectrum range.
Explanation:
A spectrum (plural spectra or spectrums) is a condition that is not limited to a specific set of values but can vary, without steps, across a continuum. The word was first used scientifically in optics to describe the rainbow of colors in visible light after passing through a prism.
Answer:
The various colours seen are Violet, Indigo, Blue, Green, Yellow, Orange and Red.
Explanation:
The band of colours obtained on a screen on passing white light through a prism is called spectrum.