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Elements Of Remote Sensing

Elements Of Remote Sensing
The object of photo-interpretation is:

All of these
Identification
Judging the significance of objects
Recognition of objects

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Elements Of Remote Sensing
Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings).

h > λ/Δ cos θ
h < λ/8 cos θ
h > λ/8 cos θ
h = λ/8 cos θ

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Elements Of Remote Sensing
Which one of the following factors does not affect the scale of the air photographs?

Ground elevation
Focal length
Flying height
None of these

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Elements Of Remote Sensing
In the given figure the phase of

All of these
Crest A is π/2
Trough C is 3π/2
B crossing is π

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Elements Of Remote Sensing
For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:

500 km
230 km
130 km
250 km

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Elements Of Remote Sensing
Consider the following statements regarding the satellite imaging: 1. The satellite orbit is fixed in the inertial space 2. During successive across-track imaging, the earth rotates beneath the sensor 3. The satellite images a skewed areaWhich one of the following statements is/are correct?

2, 3
1, 2
1, 3
1, 2, 3

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