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, 3

1, 2

2, 3

1, 3

1, 2, 3

1, 2

2, 3

1, 3

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Elements Of Remote Sensing
Due to scan geometry of a satellite sensor:

All of these

The off-nadir resolution is degraded

The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir

The details towards the edge of the scan get compressed

All of these

The off-nadir resolution is degraded

The ground distance swept by the senor, IFOV is proportional to sec2θ, where θ is the angle of scan measured from the nadir

The details towards the edge of the scan get compressed

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Elements Of Remote Sensing
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:

None of these

Reflectance

Albedo

Reflectance factor

None of these

Reflectance

Albedo

Reflectance factor

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Elements Of Remote Sensing
The various stages occuring in GPS system are described below: 1. Generation of an output to the user 2. Detection of the GPS signals 3. Processing the data in the built-in-computer 4. Decoding the GPS signal.The correct sequence of the stages is:

2, 3, 4, 1

2, 4, 3, 1

3, 1, 2, 4

1, 2, 3, 4

2, 3, 4, 1

2, 4, 3, 1

3, 1, 2, 4

1, 2, 3, 4

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Elements Of Remote Sensing
A perfectly black body:

Absorbs all the radiations of every wave lengths

All listed here

Is a diffuse emitter

Emits power of every wave length

Absorbs all the radiations of every wave lengths

All listed here

Is a diffuse emitter

Emits power of every wave length

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Elements Of Remote Sensing
Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena:

All of these

Vegetative cover

Snow cover

Cloud evolution

All of these

Vegetative cover

Snow cover

Cloud evolution

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Elements Of Remote Sensing

Elements Of Remote Sensing Due to scan geometry of a satellite sensor:

Elements Of Remote Sensing The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:

Elements Of Remote Sensing The various stages occuring in GPS system are described below: 1. Generation of an output to the user 2. Detection of the GPS signals 3. Processing the data in the built-in-computer 4. Decoding the GPS signal.The correct sequence of the stages is:

Elements Of Remote Sensing A perfectly black body:

Elements Of Remote Sensing Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena:

Elements Of Remote Sensing
Due to scan geometry of a satellite sensor:

Elements Of Remote Sensing
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:

Elements Of Remote Sensing
The various stages occuring in GPS system are described below: 1. Generation of an output to the user 2. Detection of the GPS signals 3. Processing the data in the built-in-computer 4. Decoding the GPS signal.The correct sequence of the stages is:

Elements Of Remote Sensing
A perfectly black body:

Elements Of Remote Sensing
Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena: