A reduction of nitrogen nutrient in plants_______________?
(A) Affects leaf colour
(B) Reduces pigment concentration
(C) Increase the visible reflectivity
(D) All of these
Which one of the following statements is correct regarding the GPS satellites ?
(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
The optical property of a water body depends on ?
(A) Absorption by the dissolved material
(B) Absorption by the suspended particulate matter
(C) Scattering by the suspended particulate matter
(D) All of these
Which one of the following factors does not affect the scale of the air photographs ?
(A) Focal length
(B) Flying height
(C) Ground elevation
(D) None of these
In case of reflection and refraction of electromagnetic radiation ?
(A) Angle of incidence = angle of refraction
(B) Angle of incidence = angle of reflection
(C) Angle of refraction = sum of the angles of incidence and refraction
(D) All the above
Pick up the correct definition from the following with response to GIS_______________?
(A) Common boundary 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
Electromagnetic spectrum contains________________?
(A) Gamma rays (wave length < 10-10 m)
(B) Ultraviolet rays (wave length < 10-6 m)
(C) Infrared rays (wave length < 10 -4 m)
(D) All of these
Which one of the following quantities forms the basis of radiometry ?
(A) Radiant energy (Q)
(B) Radiant flux (Φe )
(C) Radiant intensity (I)
(D) All of these
For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is______________?
(A) Circular orbit
(B) Sun-synchronous orbit
(C) Near polar orbit
(D) None of these