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

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

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

All of these
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
The radiant energy which falls upon a surface is termed as irradiance

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

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

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