Elements Of Remote Sensing
Electromagnetic radiation:

Produces a time varying magnetic field and vice versa
Once generated, remains self-propagating
All of these
Is capable to travel across space

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Elements Of Remote Sensing
Which one of the following statement is incorrect regarding the electromagnetic radiation?

The changing electric fields induce the changing magnetic fields in the surrounding medium
The oscillation of charged particles sets up changing electric fields
These are produced by the motion of electric charge
None of these

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