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- Question
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
- Correct Answer
- short wave-IR (1.3 - 2.7 ?m) region
- 1. Leaf reflactance depends primarily on :
Options- A. the pigments
- B. internal cell structure
- C. equivalent water content
- D. All of these Discuss
- 2. 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
- 3. 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 Discuss
- 4. 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
- 5. 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
- 6. 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
- 7. 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
- 8. Which of the following factors are associated with the behaviour of sand mass during earthquake to cause liquefaction?
1. Number of stress cycles
2. The frequency, and amplitude of vibration of waves generated by an earthquake
3. Characteristics of sand
4. Relative density
Select the correct answer using the codes given below :
Options- A. 1, 2 and 3
- B. 1, 2, 3 and 4
- C. 2 and 4
- D. 3 and 4 Discuss
- 9. Ratio of bearing capacity of double Under Reamed (U.R.) pile to that of single U.R. pile is nearly
Options- A. 2
- B. 1.5
- C. 1.2
- D. 1.7 Discuss
- 10. Consider the following statements regarding Plane Table surveying :
1. It is less accurate than chain surveying.
2. It is not necessary to do accurate centering of plane table for small scale survey.
3. Compass rule may be made use for adjusting the plane table transverse.
4. From the instrument station, resectors are drawn to plot the position of object in the field.
Of these statements :
Options- A. 1, 2 and 4 are correct
- B. 2, 3 and 4 are correct
- C. 1, 2 and 3 are correct
- D. 1, 3 and 4 are correct Discuss
Elements of Remote Sensing problems
Search Results
Correct Answer: All of these
Correct Answer: inversely proportional to the bandwidth
Correct Answer: All of these
Correct Answer: All of these
Correct Answer: five ground stations
Correct Answer: All of these
Correct Answer: proof resilience
Correct Answer: 1, 2, 3 and 4
Correct Answer: 1.5
Correct Answer: 1, 2 and 4 are correct
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