Q.

Consider the following parts of spectra
1. Visible
2. Infrared
3. Ultraviolet
4. Microwave
Which one of the following is the correct sequence in which their wavelengths increase?
(a)4-3-1-2
(b)4-1-2-3
(c)3-2-1-4
(d)3-1-2-4 Right sign
Details:NA

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