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

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

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

The vertical section of the soil extending into the parent material, is called profile
The transitional layer between two adjoining horizons is called boundary
All of these
The layers of the soil parallel to the earth surface are called horizons

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Elements Of Remote Sensing
Which one of the following residual biases involves the GPS accuracy?

Receiver-dependent biases due to clock stability with line
Satellite dependent biases due to uncertainty in the orbital parameters of the satellite
All listed here
Signal propagation biases due to the sphere and troposphere propagation

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