Questions and answers for exam Preparation

MCQs

Total Questions : 687 | Page 6 of 69 pages

Question 51. ‘A’ and ‘B’ are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

Height displacement of A will be less than that of B
Height displacement of B will be less than that of A
Height displacement of A and B is equal
Height displacement of A and B will be towards each other

Discuss Question

Answer: Option A. -> Height displacement of A will be less than that of B

Question 52. Which one of the following statements is correct?

Snow albedo falls at all wave length with the increase of grain size
The effect of grain size on reflection is maximum in the near-IR region
The effect of grain size on reflection is low in the visible region of the spectrum
All of these

Discuss Question

Answer: Option D. -> All of these

Question 53. Which one of the following statements is correct?

The function of an information system is to improve one’s ability to make decisions
The information system is the chain of operations
A map is a collection of stored, analyzed data, its stored information is suitability used in making decisions
All the above

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Answer: Option D. -> All the above

Question 54. Which one of the following statements is correct?

π radians equal to 180°
The cone subtended by an area on the sphere at the centre, is called the solid angle
The solid angle is equal to the ratio of the area on the sphere and the square of the radius of the sphere
All of these

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Answer: Option D. -> All of these

Question 55. Leaf reflectance depends primarily on:

The pigments
Internal cell structure
Equivalent water content
All of these

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Answer: Option D. -> All of these

Question 56. The code based GPS receivers are generally used for:

Vehicle tracking
Land navigation
Trans movement
All of these

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Answer: Option D. -> All of these

Question 57. Which one of the following statements regarding remote sensing is correct?

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

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Answer: Option C. -> Both (A) and (B)

Question 58. The object of photo-interpretation is:

Identification
Recognition of objects
Judging the significance of objects
All of these

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Answer: Option D. -> All of these

Question 59. The various stages occuring in GPS system are described below: 1. Generation of an output to the user 2. Detection of the GPS signals 3. Processing the data in the built-in-computer 4. Decoding the GPS signal.The correct sequence of the stages is:

1, 2, 3, 4
2, 3, 4, 1
2, 4, 3, 1
3, 1, 2, 4

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Answer: Option C. -> 2, 4, 3, 1

Question 60. Pick up the correct statement from the following:

A graphical representation of spectral reflectance verses the various growth stages of a crop, depicts a phonologic pattern
The changes in the polarization of the radiation reflected or emitted by an object, is known as polarization variation
The degree of polarization is a characteristic of the object which helps in the identification of the object
All of these

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Answer: Option D. -> All of these