Question

Which is the correct order of the wave number of the following radiations?
(a) radio-waves > 1.R. > visible > U.V. > X-rays
(b) X-rays > U.V. > I.R. > visible > radiowaves
(c) X-rays > U.V. > I.R. > I.R. > radiowaves
d) x-rays > radio-waves > visible > U.V. > I.R.​

Answer 1

Answer:

a is the correct option

Explanation:

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