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

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

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Elements Of Remote Sensing
Due to scan geometry of a satellite sensor:

The details towards the edge of the scan get compressed
The off-nadir resolution is degraded
The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir
All of these

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Elements Of Remote Sensing
Which one of the following statement is correct?

The radiant energy which falls upon a surface is termed as irradiance
Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation
The rate of transfer of radiant energy is called flux and is expressed in watts
All of these

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