A. For the same feature, the photograph taken from the satellite vertically above the aircraft, the height displacement is lesser than the aerial photograph
B. The scale of the aerial photograph depends upon the scale of the topography
C. The feature at the principal point has no height displacement
D. All of the above
A. Indian space effort started in 1962 with the establishment of a rocket
B. Development of space (DOS) was established by the Government of India in 1972
C. Indian Space Research Organisation (ISRO) is responsible for the space technology and its application to various activities
D. All of these
A. The vertical section of the soil extending into the parent material, is called profile
B. The layers of the soil parallel to the earth surface are called horizons
C. The transitional layer between two adjoining horizons is called boundary
D. All of these
A. In remote sensing technique, the observation place, is called a platform
B. Platforms may be either stationary or mobile
C. Spatial resolution of the imaging system becomes poorer with increase of platform height
D. All of these
A. Topology describes the geometric characteristic of objects which do not change under transformations and are independent of any coordinate system
B. Topological characteristics of an object are independent of scale measurement
C. The three elements of topology are adjacency, containment, and connectivity
D. All of these
A. Frequency is the number of wave crests passing a fixed point in one second
B. Frequency of a wave is measured in Hertz (Hz)
C. Amplitude of a wave is the height of its crust from the mid-point
D. All of these
A. Radiant energy expressed in Joules, is the energy associated with electromagnetic radiation
B. The rate of transfer of radiant energy is called flux and is expressed in watts
C. The radiant energy which falls upon a surface is termed as irradiance
D. All of these
A. The surface defined by the locus of points having same phase, is called a wave front
B. The wave whose surface of constant phase are parallel planes, is known as a plane wave
C. The relative phase difference between the waves is important and not the absolute phase of a point on the wave
D. All of these
A. Snow albedo falls at all wave length with the increase of grain size
B. The effect of grain size on reflection is maximum in the near-IR region
C. The effect of grain size on reflection is low in the visible region of the spectrum
D. All of these
A. Permeability is a measure of conducting the magnetic lines of force in the material
B. Permeability is a measure of the extent to which magnetic lines of force can penetrate a medium
C. Permeability is expressed as the ratio of the magnetic flux density B. to the field strength of the magnetizing field
D. All of these