Question

What do you understand by electromagnetic spectrum.

Answer 1

Hi Ankit

Electromagnetic spectrum refers to the arrangement of different types of rays in the increasing order of their frequencies and decreasing order of wavelenth.
They are composed of different types of rays like Electro magnetic rays,Visible,Microwave,Gamma rays etc.



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Answer 2

The "electromagnetic spectrum" of an object has a different meaning,and is instead the characteristic distribution of electromagnetic
radiation emitted or absorbed by the particular
object . Nearly all types of electromagnetic
radiation can be used for spectroscopy , to study and characterize matter.