Elements Of Remote Sensing
The value of energy quantum for radiation of any frequency is proportional to:

The square root of the frequency
The frequency
The square of the frequency
The reciprocal of the energy

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

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

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Elements Of Remote Sensing
‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

Height displacement of A and B will be towards each other
Height displacement of A and B is equal
Height displacement of A will be less than that of B
Height displacement of B will be less than that of A

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