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Elements Of Remote Sensing

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

Planktan
Lambert
All of these
Snell’s law

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Elements Of Remote Sensing
Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects:

Electric waves
Wind waves
Sound waves
Electromagnetic waves

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Elements Of Remote Sensing
Sensor IFOV is proportional to:

cos²
sin²
tan²
sec²

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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 = dp/(B/H)
h = dp/(H/B)
h = (B/H) dp
h = (H/B) dp

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Elements Of Remote Sensing
Crop Acreage and Production Estimation (CAPE) was funded and taken up in 1983 by:

USA
European Union
Russia
India

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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?

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

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