Consider the following statements regarding the satellite imaging:<br/>1. The satellite orbit is fixed in the inertial space<br/>2. During successive across-track imaging, the earth rotates beneath the sensor<br/>3. The satellite images a skewed area<br/>Which one of the following statements is/are correct?

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 area
Which one of the following statements is/are correct?

1, 2

1, 2, 3

2, 3

1, 3

1, 2

1, 2, 3

2, 3

1, 3

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Elements Of Remote Sensing
The reflectance from a surface is called specular reflection if it follows:

Planktan

All of these

Snell’s law

Lambert

Planktan

All of these

Snell’s law

Lambert

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Elements Of Remote Sensing
If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height

h = (H/B) dp

h = dp/(H/B)

h = dp/(B/H)

h = (B/H) dp

h = (H/B) dp

h = dp/(H/B)

h = dp/(B/H)

h = (B/H) dp

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Elements Of Remote Sensing
Which one of the following parameters is accurate for DGPS?

Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station

Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station

Positional accuracies ~ 5 - 10 m if rover is less than 25 km

Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station

Positional accuracies ~ 5 - 10 m if rover is less than 5-10 km from reference station

Positional accuracies ~ 2 - 5 m if rover is less than 2-5 km from the reference station

Positional accuracies ~ 5 - 10 m if rover is less than 25 km

Positional accuracies ~ 1 - 2 m if rover is less than 1-2 km from the reference station

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Elements Of Remote Sensing
The maximum sun's radiation occurs around:

0.7 μ wave length

0.4 μm wave length

0.55 μ wave length

None of these

0.7 μ wave length

0.4 μm wave length

0.55 μ wave length

None of these

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Elements Of Remote Sensing
Earth observations from a satellite platform provide:

Synoptic view of a large area

All of these

Constant solar zenith angles and similar illumination conditions

Repetitive observations of the same area with intervals of a few minutes to a few weeks

Synoptic view of a large area

All of these

Constant solar zenith angles and similar illumination conditions

Repetitive observations of the same area with intervals of a few minutes to a few weeks

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Elements Of Remote Sensing

Elements Of Remote Sensing The reflectance from a surface is called specular reflection if it follows:

Elements Of Remote Sensing If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height

Elements Of Remote Sensing Which one of the following parameters is accurate for DGPS?

Elements Of Remote Sensing The maximum sun's radiation occurs around:

Elements Of Remote Sensing Earth observations from a satellite platform provide:

Elements Of Remote Sensing
The reflectance from a surface is called specular reflection if it follows:

Elements Of Remote Sensing
If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height

Elements Of Remote Sensing
Which one of the following parameters is accurate for DGPS?

Elements Of Remote Sensing
The maximum sun's radiation occurs around:

Elements Of Remote Sensing
Earth observations from a satellite platform provide: