Questions and answers for exam Preparation

MCQs

Total Questions : 687 | Page 7 of 69 pages

Question 61. Pick up the correct statement from the following:

For the same feature, the photograph taken from the satellite vertically above the aircraft, the height displacement is lesser than the aerial photograph
The scale of the aerial photograph depends upon the scale of the topography
The feature at the principal point has no height displacement
All of the above

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Answer: Option D. -> All of the above

Question 62. Pick up the correct statement from the following:

In remote sensing technique, the observation place, is called a platform
Platforms may be either stationary or mobile
Spatial resolution of the imaging system becomes poorer with increase of platform height
All of these

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Answer: Option D. -> All of these

Question 63. Pick up the correct statement from the following:

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Answer: Option D. -> All of these

Question 64. Pick up the correct statement from the following:

Indian space effort started in 1962 with the establishment of a rocket
Development of space (DOS) was established by the Government of India in 1972
Indian Space Research Organization (ISRO) is responsible for the space technology and its application to various activities
All of these

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Answer: Option D. -> All of these

Question 65. Pick up the correct statement from the following:

Permeability is a measure of conducting the magnetic lines of force in the material
Permeability is a measure of the extent to which magnetic lines of force can penetrate a medium
Permeability is expressed as the ratio of the magnetic flux density (B) to the field strength of the magnetizing field
All of these

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Answer: Option D. -> All of these

Question 66. Pick up the correct statement from the following:

Phase of a wave is expressed as a fraction of a period with respect to a reference
Phase is usually specified by angular measure with one period being 360°
The reference for finding the phase of a wave is taken from the previous passage through zero from the negative to the positive direction
All of these

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Answer: Option D. -> All of these

Question 67. Pick up the correct statement from the following:

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Answer: Option D. -> An increase of phytoplankton decreases the back scattering in the green region

Question 68. Pick up the important characteristic of a target which facilitates its identification from the following:

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Answer: Option D. -> All of these

Question 69. Pick up the correct statement from the following:

The minimum frequency of light for which no electrons are emitted, is called threshold frequency
Polarising angle of glass is 57.5°
At the polarising angle, the reflected and refracted rays are orthogonal
All the above

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Answer: Option D. -> All the above

Question 70. Pick up the correct statement from the following:

The first man-made satellite, Sputnik-l' was launched on 4th October, 1957
The United State's Explorer 6 transmitted the first picture of the earth in August 1959
Television Infrared Observation Satellite (TIROS) designed for meteorological observations, started systematic earth observations from space from 1, April, 1960
All of these

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Answer: Option D. -> All of these