Q.1
The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called:
Q.2
Which one of the following statement is correct?
Q.3
The coherence length over which there is a strong relationship between amplitudes is;
Q.4
Which one of the following statements is correct regarding the GPS satellites?
Q.5
For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:
Q.6
In case of reflection and refraction of electromagnetic radiation,
Q.7
Electromagnetic radiation:
Q.8
Which one of the following statements is correct?
Q.9
Crop Acreage and Production Estimation (CAPE) was funded and taken up in 1983 by:
Q.10
"An Electromagnetic wave falls on to a boundary between two losses less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as:
Q.11
Which one of the following geometric errors of satellite sensors is random?
Q.12
Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects:
Q.13
A perfectly black body:
Q.14
Which one of the following parameters is considered to determine the reflectance of a vegetation canopy?
Q.15
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:
Q.16
Which one of the following parameters is accurate for DGPS?
Q.17
Which one of the following errors is produced by platform characteristics of the sensor?
Q.18
The optical property of a water body depends on:
Q.19
The infrared portion of EMR lies between
Q.20
Who coined the term, ‘Remote sensing’.
Q.21
According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂);
Q.22
The most widely used antenna in GPS is
Q.23
Which one of the following frequency regions is a part of sun's radiation?
Q.24
The refractive index of the ocean water:
Q.25
If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by:
Q.26
While propagating through homogeneous, isotropic media,
Q.27
Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its
Q.28
The normal altitude of GPS satellite is about
Q.29
The changes in the reflectivity/emissivity with time, is called:
Q.30
Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings).
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