Which one of the following statements is correct?
A. During the day, earth reflects solar radiation
B. During the day, earth reflects both solar radiations the emission from its surface
C. During the night, earth emits radiation from its surface
D. All of these
Answer: Option D
This Question Belongs to Civil Engineering >> Elements Of Remote Sensing
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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