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

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

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Elements Of Remote Sensing
Pick up the correct definition from the following with response to GIS.

The geometric property which describes the linkage between line features is defined as connectivity
All of these
Common boundary between two areas of a locality is known as adjacency
The area features which are wholly contained within another area feature, is known so containment

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Elements Of Remote Sensing
According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂);

Both (A) and (B)
The angle of incidence is equal to the angle of refraction
The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi
Neither (A) nor (B)

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