Name the radiation of the electromagnetic spectrum which is used for the following :

(a) Radar

(b) To photograph internal parts of the human body

(c) For taking photographs of the sky during night and foggy conditions

Give the frequency range in each case.

 

 

 

 
 
 
 
 

Answers (1)
S safeer

The radiation of the electromagnetic spectrum,m which is used for:-

(a) Radar is ;

\Rightarrow Microwaves with the frequency range 10^{10}Hz \ to\ 10^{12}Hz

(b) To photograph internal parts of the human body is ;

\RightarrowX-rays  with the frequency range 10^{16}Hz- 10^{20}Hz

(c) For taking photographs of the sky during the night and foggy conditions is -

infrared radiations with a frequency range 10^{12}Hz- 10^{14}Hz

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