Question
Identify the following electromagnetic radiations as per the wavelengths given below.
  1. $10^{-3}\ nm$
  2. $10^{-3}m$
  3. $1\ nm$
Write one application of each.

Answer

  1. $10^{-3}nm \rightarrow$ gamma radiation.
Application: Radio therapy or to initiate nuclear reactions.
  1. $10^{-3}m \rightarrow$ microwaves.
Application: In $\text{RADAR}$ for aircraft navigation.
  1. $1nm \rightarrow X-$ray.
Application: In medical science for detection of fractures, stones in kidney, gallbladder etc.

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