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- Question
A remote sensor photographic camera :
Options- A. responses spectrum up to about 0.9 ?
- B. does not cover short wave IR region
- C. does not cover thermal IR region
- D. All the above
- Correct Answer
- All the above
- 1. Pick up the correct statement from the following:
Options- A. Photography was developed in 1826
- B. Balloons were used as stable platform for aerial photography in 1903
- C. The first aerial photography from an aerocraft was made by Willeur Wright in 1909 in Italy.
- D. All of these Discuss
- 2. With the increase of turbidity, the muddy water appears brown due to the shift of the upward radiance peak towards :
Options- A. red
- B. green
- C. yellow
- D. blue Discuss
- 3. Fresh and pure snow reflectance
Options- A. is very high in visible region
- B. falls off steeply in the near-IR region
- C. remains low for longer wave lengths
- D. All of these Discuss
- 4. In which part of the reflective optical infrared region, the effect of multiple leaves in vegetation canopy is maximum?
Options- A. The near-IR (0.7 - 1.3 ?m) region
- B. The visible (0.4 - 0.7 ?m) region
- C. The short wave IR (1.3 - 2.7 ?m) region
- D. In all the above region Discuss
- 5. Pick up the correct statement from the following:
Options- A. Electromagnetic wave is composed of electric and magnetic fields
- B. Electric and magnetic fields of electromagnetic wave remain mutually orthogonal and transverse to the direction of propagation.
- C. If the electromagnetic wave moves in the z-direction, its electric vector remains in the XY plane along any direction.
- D. Polirization defines the orientation of the fields
- E. All of these Discuss
- 6. Snow cover on the earth surface :
Options- A. gives the highest reflectance in the visible spectrum
- B. shows marked variation in its reflectance characteristics
- C. Shows side variation in the grain size
- D. All the above Discuss
- 7. The maximum absorption of solar radiation due to ozone occurs at wave lengths:
Options- A. shorter than 0.3 ?m
- B. shorter than 0.2 ?m
- C. greater than 0.3 ?m
- D. None of these Discuss
- 8. 'A time varying magnetic field produces an electric field'. This phenomenon is known as
Options- A. Newton's law
- B. Kirchofflaw
- C. Ampere Maxwell law
- D. Faraday's law Discuss
- 9. The main functional blocks of a mul-tispectral scanner (MSS) are given below :
1. Video processor
2. Dispersive system
3. Detector
4. Signal conditioner
5. Collecting optics
Which one of the following sequences is correct?
Options- A. 1, 4, 5, 3, 2
- B. 5, 3, 2, 4, 1
- C. 5, 2, 3, 1, 4
- D. 1, 3, 2, 4, 5 Discuss
- 10. Phytoplanktons :
Options- A. are microscopic plants
- B. are the first link in all the aquatic and marine food chains
- C. convert solar energy, dissolved carbon and nitrogen into organic biomass
- D. All of these Discuss
Elements of Remote Sensing problems
Search Results
Correct Answer: All of these
Correct Answer: red
Correct Answer: All of these
Correct Answer: The near-IR (0.7 - 1.3 ?m) region
Correct Answer: All of these
Correct Answer: All the above
Correct Answer: shorter than 0.3 ?m
Correct Answer: Faraday's law
Correct Answer: 5, 2, 3, 1, 4
Correct Answer: All of these
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