The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths:
The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths:
Who coined the term, ‘Remote sensing’.
Who coined the term, ‘Remote sensing’.
If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height
If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height
Pick up the correct statement from the following:
Pick up the correct statement from the following:
Which one of the following frequency regions is a part of sun's radiation?
Which one of the following frequency regions is a part of sun's radiation?
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The maximum sun's radiation occurs around:
The maximum sun's radiation occurs around:
Which one of the following factors does not affect the scale of the air photographs?
Which one of the following factors does not affect the scale of the air photographs?
The object of photo-interpretation is:
The object of photo-interpretation is:
Which one of the following statements is correct?
Which one of the following statements is correct?
A perfectly black body:
A perfectly black body:
The changes in the reflectivity/emissivity with time, is called:
The changes in the reflectivity/emissivity with time, is called:
"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:
"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:
Which one of the following statement is correct?
Which one of the following statement is correct?
Due to scan geometry of a satellite sensor:
Due to scan geometry of a satellite sensor:
Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings).
Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings).
Sensor IFOV is proportional to:
Sensor IFOV is proportional to:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
Electromagnetic spectrum contains:
Electromagnetic spectrum contains:
The normal altitude of GPS satellite is about
The normal altitude of GPS satellite is about
Which one of the following helps to identify the objects on the earth surface?
Which one of the following helps to identify the objects on the earth surface?
Which one of the following statements regarding remote sensing is correct?
Which one of the following statements regarding remote sensing is correct?
For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:
For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:
Which one of the following parameters is accurate for DGPS?
Which one of the following parameters is accurate for DGPS?
Pick up the correct statement from the following:
Pick up the correct statement from the following:
Which one of the following statements is correct?
Which one of the following statements is correct?
If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to:
If θ is the angle of scan measured from the nadir, the ground distance swept by the sensor IFOV is proportional to:
Crop Acreage and Production Estimation (CAPE) was funded and taken up in 1983 by:
Crop Acreage and Production Estimation (CAPE) was funded and taken up in 1983 by:
The code based GPS receivers are generally used for:
The code based GPS receivers are generally used for:
Which one of the following parameters is considered to determine the reflectance of a vegetation canopy?
Which one of the following parameters is considered to determine the reflectance of a vegetation canopy?
Pick up the correct statement from the following:
Pick up the correct statement from the following:
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:
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:
Which one of the following quantities forms the basis of radiometry?
Which one of the following quantities forms the basis of radiometry?
'A time varying electric field produces a magnetic field.' This phenomenon is called:
'A time varying electric field produces a magnetic field.' This phenomenon is called:
For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is:
For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is:
The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called:
The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called:
A passive sensor uses:
A passive sensor uses:
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:
Consider the following statements regarding the satellite imaging:
1. The satellite orbit is fixed in the inertial space
2. During successive across-track imaging, the earth rotates beneath the sensor
3. The satellite images a skewed area
Which one of the following statements is/are correct?
Consider the following statements regarding the satellite imaging:
1. The satellite orbit is fixed in the inertial space
2. During successive across-track imaging, the earth rotates beneath the sensor
3. The satellite images a skewed area
Which one of the following statements is/are correct?
The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called:
The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called:
Spatial variation in horizontal and vertical directions is caused due to:
Spatial variation in horizontal and vertical directions is caused due to:
In the given figure the phase of
In the given figure the phase of
While propagating through homogeneous, isotropic media,
While propagating through homogeneous, isotropic media,
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The refractive index of the ocean water:
The refractive index of the ocean water:
Formation of snow occurs if the cloud temperature is
Formation of snow occurs if the cloud temperature is
Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct?
Which one of the following relationship between the wave length (λ), and frequency and the speed (C) of the electromagnetic wave is correct?
The altitudinal distance of a geostationary satellite from the earth is about:
The altitudinal distance of a geostationary satellite from the earth is about:
According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂);
According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂);
Electromagnetic radiation:
Electromagnetic radiation:
The reflection of solar energy is characterized by the water content in the leaf, in the reflective optical infrared:
The reflection of solar energy is characterized by the water content in the leaf, in the reflective optical infrared:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as:
The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as:
Coherence of two electromagnetic waves takes place if their phase difference is:
Coherence of two electromagnetic waves takes place if their phase difference is:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
Which one of the following statement is incorrect regarding the electromagnetic radiation?
Which one of the following statement is incorrect regarding the electromagnetic radiation?
Which one of the following attributes is not associated with digital maps
Which one of the following attributes is not associated with digital maps
The optical property of a water body depends on:
The optical property of a water body depends on:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The phase difference of the waves 1 and 2 at A in the given figure is:
The phase difference of the waves 1 and 2 at A in the given figure is:
In GPS, receivers are used are;
In GPS, receivers are used are;
The basic requirement of any sensor system is:
The basic requirement of any sensor system is:
Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena:
Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
‘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?
‘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?
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from:
The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from:
The most widely used antenna in GPS is
The most widely used antenna in GPS is
The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called:
The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called:
In case of reflection and refraction of electromagnetic radiation,
In case of reflection and refraction of electromagnetic radiation,
The coherence length over which there is a strong relationship between amplitudes is;
The coherence length over which there is a strong relationship between amplitudes is;
Which one of the following statements is correct?
Which one of the following statements is correct?
Leaf reflectance depends primarily on:
Leaf reflectance depends primarily on:
Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects:
Remote sensing techniques make use of the properties of ___________ emitted, reflected or diffracted by the sensed objects:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
Which one of the following statements is correct regarding the GPS satellites?
Which one of the following statements is correct regarding the GPS satellites?
Geodimeter is based on:
Geodimeter is based on:
DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within
DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within
Which one of the following geometric errors of satellite sensors is random?
Which one of the following geometric errors of satellite sensors is random?
The reflectance from a surface is called specular reflection if it follows:
The reflectance from a surface is called specular reflection if it follows:
The GPS space segment consists of Navigation Satellite Timing and Ranging whose number is :
The GPS space segment consists of Navigation Satellite Timing and Ranging whose number is :
Which one of the following statements is correct?
Which one of the following statements is correct?
A reduction of nitrogen nutrient in plants:
A reduction of nitrogen nutrient in plants:
Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its
Due to perturbation of the orbit, satellite orbit parameters are frequently updated on measurements carried out by its
Orbital radius of GPS satellites is approximately:
Orbital radius of GPS satellites is approximately:
The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,
The part radiation due to scattered/diffused radiation entering the field of view of a remote sensor other than that from the required target,
Pick up the correct statement from the following
Pick up the correct statement from the following
The infrared portion of EMR lies between
The infrared portion of EMR lies between
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:
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:
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Pick up the important characteristic of a target which facilitates its identification from the following:
Pick up the important characteristic of a target which facilitates its identification from the following:
Which one of the following residual biases involves the GPS accuracy?
Which one of the following residual biases involves the GPS accuracy?
Pick up the correct definition from the following with response to GIS.
Pick up the correct definition from the following with response to GIS.
Critical angle of electromagnetic radiation takes place if
Critical angle of electromagnetic radiation takes place if
Pick up the correct statement from the following:
Pick up the correct statement from the following:
Which one the following is a correct statement?
Which one the following is a correct statement?
Earth observations from a satellite platform provide:
Earth observations from a satellite platform provide:
Which one of the following errors is produced by platform characteristics of the sensor?
Which one of the following errors is produced by platform characteristics of the sensor?
The value of energy quantum for radiation of any frequency is proportional to:
The value of energy quantum for radiation of any frequency is proportional to:
Pick up the correct statement from the following:
Pick up the correct statement from the following:
