Pick up the correct statement from the following:
A. For the same feature, the photograph taken from the satellite vertically above the aircraft, the height displacement is lesser than the aerial photograph
B. The scale of the aerial photograph depends upon the scale of the topography
C. The feature at the principal point has no height displacement
D. All of the above
Answer: Option D
Which one of the following factors does not affect the scale of the air photographs?
A. Focal length
B. Flying height
C. Ground elevation
D. None of these
The optical property of a water body depends on:
A. Absorption by the dissolved material
B. Absorption by the suspended particulate matter
C. Scattering by the suspended particulate matter
D. All of these
The infrared portion of EMR lies between
A. 0.4 - 0.7 μm
B. 0.5 mm to 1 μm
C. 0.7 - 1.3 μm
D. 0.7 to 14 μm
The phase difference of the waves 1 and 2 at A in the given figure is:
A. $$\frac{\pi }{4}$$
B. $$\frac{\pi }{2}$$
C. $$\pi $$
D. $$\frac{{3\pi }}{2}$$
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