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Q.

Which of the options is not correct regarding the order of frequency of electromagnetic radiation?

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a

 Microwaves < Near infrared rays < UV rays 

b

 Green light < UV light <γ-radiations 

c

Far infrared > Radio waves > Cosmic rays 

d

Radio waves < Microwaves < X-rays

answer is C.

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Detailed Solution

The increasing frequency order can be given as:

Radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays.

So, option C has incorrect order.

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