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Elements Of Remote Sensing

Elements Of Remote Sensing
Which one of the following geometric errors of satellite sensors is random?

Scan skew
Altitude variation
Panoramic distortion
Earth rotation

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Elements Of Remote Sensing
'A time varying electric field produces a magnetic field.' This phenomenon is called:

Ampere Maxwell's law
Faraday's law
Hertz's law
Kirchoff’s law

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Elements Of Remote Sensing
Which one of the following helps to identify the objects on the earth surface?

Atmospheric window
Radiometric error
Signature
None of these

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Elements Of Remote Sensing
Which one of the following statements regarding remote sensing is correct?

Both (A) and (B)
The interaction of the electromagnetic radiation with the target
The emission of electromagnetic radiation from the target
Neither (A) nor (B)

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Elements Of Remote Sensing
For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:

130 km
250 km
230 km
500 km

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

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