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- Question
Which one of the following frequency regions is a part of sun's radiation?
Options- A. Ultraviolet frequency region
- B. Visible frequency region
- C. Infrared frequency region
- D. Radio frequency region
- E. All of these
- Correct Answer
- All of these
- 1. Pick up the correct statement from the following
Options- A. The ratio of the up flux and down flux just above the snow surface, is called albedo
- B. Spectral albedo of snow is calculated for the semi-infinite snow thickness
- C. Water equivalent height of snow is the height of water column obtained by melting snow.
- D. A homogeneous snow pack is one whose average grain size does not vary with depth.
- E. All of these Discuss
- 2. Due to pertubation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its
Options- A. six ground stations
- B. five ground stations
- C. four ground stations
- D. three ground stations Discuss
- 3. Pick up the correct statement from the following:
Options- A. Permeability is a measure of conducting the magnetic lines of force in the material.
- B. Permeability is a measure of the extent to which magnetic lines of force can penetrate a medium.
- C. Permeability is expressed as the ratio of the magnetic flux density (B) to the field strength of the magnetizing field.
- D. The force between the magnetic poles is inversely proportional to the permeability of the medium.
- E. All of these Discuss
- 4. Which one of the following statements is correct regarding the GPS satellites?
Options- A. The nominal altitude is about 20, 200 km
- B. The inclination of axis satellite is 55°
- C. The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz)
- D. All of these Discuss
- 5. Pick up the correct definition from the following with response to GIS.
Options- A. Common boundry between two areas of a locality is known as adjacency.
- B. The area features which are wholly contained within another area feature, is known so containment.
- C. The geometric property which describes the linkage between line features is defined as connectivity.
- D. All of these. Discuss
- 6. The coherence length over which there is a strong relationship between amplitudes is;
Options- A. directly proportional to the bandwidth
- B. inversely proportional to the bandwidth
- C. the square of the bandwidth
- D. none of these Discuss
- 7. Leaf reflactance depends primarily on :
Options- A. the pigments
- B. internal cell structure
- C. equivalent water content
- D. All of these Discuss
- 8. The reflection of solar energy is characterised by the water content in the leaf, in the reflective optical infrared:
Options- A. visible (0.4 - 0.7 ?m) region
- B. near-IR (0.7 - 1.3 ?m) region
- C. short wave-IR (1.3 - 2.7 ?m) region
- D. None of these Discuss
- 9. Which one of the following parameters is considered to determine the reflectance of a vegetation canopy
Options- A. Solar zenith angle
- B. Azimuth angle
- C. Look angle
- D. Number and arrangement of leaves
- E. All of these Discuss
- 10. The maximum energy stored at elastic limit of a material is called
Options- A. resilience
- B. proof resilience
- C. modulus of resilience
- D. bulk resilience Discuss
Elements of Remote Sensing problems
Search Results
Correct Answer: All of these
Correct Answer: five ground stations
Correct Answer: All of these
Correct Answer: All of these
Correct Answer: All of these.
Correct Answer: inversely proportional to the bandwidth
Correct Answer: All of these
Correct Answer: short wave-IR (1.3 - 2.7 ?m) region
Correct Answer: All of these
Correct Answer: proof resilience
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