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Elements Of Remote Sensing

Elements Of Remote Sensing
Which one of the following attributes is not associated with digital maps

Legends
South arrow
Color
Symbology

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Elements Of Remote Sensing
While propagating through homogeneous, isotropic media,

Both (A) and (B)
Neither (A) nor (B)
Both the fields are at right angles to the direction of propagation
Directions of both the fields are orthogonal

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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?

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

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Elements Of Remote Sensing
Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct?

C = λ/v
C = v + λ
C = vλ
C = 1/λv

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Elements Of Remote Sensing
For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is:

Sun-synchronous orbit
Near polar orbit
None of these
Circular orbit

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Elements Of Remote Sensing
"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:

Fresnel reflection
Snell's law
Fresnel refraction
None of these

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