Why does the body need nitrogen compounds?
2 answers:
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Answer: a)
b)
Explanation: Visible light is a form of electromagnetic wave.
Wavelength is defined as the distance between two successive crests of a wave. It is represented as symbol .
Frequency is defined as the number of complete cycles happening per second. It is represented by the symbol .
Wavelength and Frequency follow inverse relation,
where, c = speed of light =
Wavelength and frequency of a wave is usually expressed in a range.
a)
b)